diff --git a/poetry.lock b/poetry.lock
index 99193ee..d920e64 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,10 +1,9 @@
-# This file is automatically @generated by Poetry 1.4.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.5.1 and should not be changed by hand.
 
 [[package]]
 name = "blinker"
 version = "1.4"
 description = "Fast, simple object-to-object and broadcast signaling"
-category = "main"
 optional = false
 python-versions = "*"
 files = [
@@ -15,7 +14,6 @@ files = [
 name = "colorama"
 version = "0.4.4"
 description = "Cross-platform colored terminal text."
-category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 files = [
@@ -27,7 +25,6 @@ files = [
 name = "commonmark"
 version = "0.9.1"
 description = "Python parser for the CommonMark Markdown spec"
-category = "main"
 optional = false
 python-versions = "*"
 files = [
@@ -42,7 +39,6 @@ test = ["flake8 (==3.7.8)", "hypothesis (==3.55.3)"]
 name = "docutils"
 version = "0.18.1"
 description = "Docutils -- Python Documentation Utilities"
-category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 files = [
@@ -54,7 +50,6 @@ files = [
 name = "feedgenerator"
 version = "2.0.0"
 description = "Standalone version of django.utils.feedgenerator"
-category = "main"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -69,7 +64,6 @@ pytz = ">=0a"
 name = "importlib-metadata"
 version = "4.11.2"
 description = "Read metadata from Python packages"
-category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -89,7 +83,6 @@ testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pyfakefs
 name = "jinja2"
 version = "3.0.3"
 description = "A very fast and expressive template engine."
-category = "main"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -107,7 +100,6 @@ i18n = ["Babel (>=2.7)"]
 name = "markdown"
 version = "3.4.3"
 description = "Python implementation of John Gruber's Markdown."
-category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -125,7 +117,6 @@ testing = ["coverage", "pyyaml"]
 name = "markupsafe"
 version = "2.1.0"
 description = "Safely add untrusted strings to HTML/XML markup."
-category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -175,7 +166,6 @@ files = [
 name = "pelican"
 version = "4.8.0"
 description = "Static site generator supporting Markdown and reStructuredText"
-category = "main"
 optional = false
 python-versions = ">=3.6,<4.0"
 files = [
@@ -199,21 +189,22 @@ markdown = ["markdown (>=3.1)"]
 
 [[package]]
 name = "pygments"
-version = "2.11.2"
+version = "2.15.0"
 description = "Pygments is a syntax highlighting package written in Python."
-category = "main"
 optional = false
-python-versions = ">=3.5"
+python-versions = ">=3.7"
 files = [
-    {file = "Pygments-2.11.2-py3-none-any.whl", hash = "sha256:44238f1b60a76d78fc8ca0528ee429702aae011c265fe6a8dd8b63049ae41c65"},
-    {file = "Pygments-2.11.2.tar.gz", hash = "sha256:4e426f72023d88d03b2fa258de560726ce890ff3b630f88c21cbb8b2503b8c6a"},
+    {file = "Pygments-2.15.0-py3-none-any.whl", hash = "sha256:77a3299119af881904cd5ecd1ac6a66214b6e9bed1f2db16993b54adede64094"},
+    {file = "Pygments-2.15.0.tar.gz", hash = "sha256:f7e36cffc4c517fbc252861b9a6e4644ca0e5abadf9a113c72d1358ad09b9500"},
 ]
 
+[package.extras]
+plugins = ["importlib-metadata"]
+
 [[package]]
 name = "python-dateutil"
 version = "2.8.2"
 description = "Extensions to the standard Python datetime module"
-category = "main"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,>=2.7"
 files = [
@@ -228,7 +219,6 @@ six = ">=1.5"
 name = "pytz"
 version = "2021.3"
 description = "World timezone definitions, modern and historical"
-category = "main"
 optional = false
 python-versions = "*"
 files = [
@@ -240,7 +230,6 @@ files = [
 name = "rich"
 version = "11.2.0"
 description = "Render rich text, tables, progress bars, syntax highlighting, markdown and more to the terminal"
-category = "main"
 optional = false
 python-versions = ">=3.6.2,<4.0.0"
 files = [
@@ -260,7 +249,6 @@ jupyter = ["ipywidgets (>=7.5.1,<8.0.0)"]
 name = "six"
 version = "1.16.0"
 description = "Python 2 and 3 compatibility utilities"
-category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
 files = [
@@ -272,7 +260,6 @@ files = [
 name = "unidecode"
 version = "1.3.3"
 description = "ASCII transliterations of Unicode text"
-category = "main"
 optional = false
 python-versions = ">=3.5"
 files = [
@@ -284,7 +271,6 @@ files = [
 name = "zipp"
 version = "3.7.0"
 description = "Backport of pathlib-compatible object wrapper for zip files"
-category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [