Upgrade GitHub Actions to latest versions

Updated GitHub Actions to use newer versions of actions/checkout, actions/setup-python, and webfactory/ssh-agent.

Author: alxvth

.github/workflows/build.yml

@@ -35,14 +35,14 @@ jobs:
 
       - name: Checkout the source
         if: github.event_name != 'pull_request'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
 
       - name: Checkout the source - pull request
         if: github.event_name == 'pull_request'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -54,12 +54,12 @@ jobs:
           sudo xcode-select -switch /Applications/Xcode_${{matrix.build-xcode-version}}.app
 
       - name: Setup python version
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
-          python-version: "3.11"
+          python-version: "3.13"
 
       - name: Start ssh key agent
-        uses: webfactory/ssh-agent@v0.9.0
+        uses: webfactory/ssh-agent@v0.10.0
         with:
           ssh-private-key: ${{ secrets.RULESSUPPORT_DEPLOY_KEY }}
 
@@ -85,7 +85,7 @@ jobs:
           echo "VCPKG_BINARY_SOURCES=clear;files,${{ runner.temp }}/vcpkg-cache,readwrite" >> $env:GITHUB_ENV
 
       - name: Set up binary cache
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@v5
         with:
           path: ${{ runner.temp }}/vcpkg-cache
           key: vcpkg-cache-${{ runner.os }}-${{ matrix.os }}-${{ matrix.build-cversion }}-${{ env.VCPKG_COMMIT_SHA }}-${{ hashFiles('**/vcpkg.json', '**/vcpkg-overlays/**') }}