ci: Source cargo's env file for configure step

ChangeLog:

	* .github/workflows/ccpp.yml: Add sourcing of cargo's environment file.

Author: CohenArthur

.github/workflows/ccpp.yml

@@ -43,6 +43,10 @@ jobs:
 
     - name: Configure
       run: |
+           # Add cargo to our path quickly
+           . "$HOME/.cargo/env";
+           # Add cargo to our path quickly
+           . "$HOME/.cargo/env";
            mkdir -p gccrs-build;
            cd gccrs-build;
            ../configure \
@@ -124,6 +128,8 @@ jobs:
 
     - name: Configure
       run: |
+           # Add cargo to our path quickly
+           . "$HOME/.cargo/env";
            mkdir -p gccrs-build;
            cd gccrs-build;
            ../configure \
@@ -268,6 +274,8 @@ jobs:
 
     - name: Configure
       run: |
+           # Add cargo to our path quickly
+           . "$HOME/.cargo/env";
            mkdir -p gccrs-build;
            cd gccrs-build;
            ../configure \