CI: Specify only the main version of the standard GH actions

.github/workflows/ci.yml

@@ -28,7 +28,7 @@ jobs:
         build_system: [autotools, cmake]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4.1.6
+      - uses: actions/checkout@v4
 
       ########################
       # Install Dependencies #
@@ -158,7 +158,7 @@ jobs:
         run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d small -p test -n small
 
       # Attempt to upload the test logs as artifacts if any step has failed
-      - uses: actions/upload-artifact@v4.3.3
+      - uses: actions/upload-artifact@v4
         if: ${{ failure() }}
         with:
           name: ${{ matrix.os }} ${{ matrix.build_system }} Test Logs

.github/workflows/msvc.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v4
 
       - name: Configure Win32
         run: >