chore(deps): bump undici from 6.20.1 to 6.21.0

Bumps [undici](https://github.com/nodejs/undici) from 6.20.1 to 6.21.0.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.20.1...v6.21.0)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -22,7 +22,7 @@
 		"abort-controller": "^3.0.0",
 		"luxon": "3.5.0",
 		"node-crc": "https://github.com/swrlab/node-crc#v2.1.0",
-		"undici": "6.20.1"
+		"undici": "6.21.0"
 	},
 	"devDependencies": {
 		"@swrlab/style-guide": "https://github.com/swrlab/style-guide.git",

yarn.lock

@@ -562,7 +562,7 @@ __metadata:
     mocha: "npm:^10.7.3"
     node-crc: "https://github.com/swrlab/node-crc#v2.1.0"
     prettier: "npm:^3.3.3"
-    undici: "npm:6.20.1"
+    undici: "npm:6.21.0"
   languageName: unknown
   linkType: soft
 
@@ -4075,10 +4075,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:6.20.1":
-  version: 6.20.1
-  resolution: "undici@npm:6.20.1"
-  checksum: 10c0/b2c8d5adcd226c53d02f9270e4cac277256a7147cf310af319369ec6f87651ca46b2960366cb1339a6dac84d937e01e8cdbec5cb468f1f1ce5e9490e438d7222
+"undici@npm:6.21.0":
+  version: 6.21.0
+  resolution: "undici@npm:6.21.0"
+  checksum: 10c0/afa9bde6dcf8e0f5cf1ff2fa977ba73dd5510299ddfca0e1f37ff326554172ae31cb3d4a40b5a729601be1f21b96a2684f974d74dab53f9b6930fd47d1949246
   languageName: node
   linkType: hard