ci: Update the Solaris action to benefit from the faster VM (#522)

The total execution decreased by about 20%, sometimes even more.

Signed-off-by: RICCIARDI-Adrien <[email protected]>

Author: RICCIARDI-Adrien

.github/workflows/solaris.yaml

@@ -8,7 +8,7 @@ jobs:
     - name: Checkout PPP sources
       uses: actions/checkout@v4
     - name: Build
-      uses: vmactions/[email protected].2
+      uses: vmactions/[email protected].9
       with:
         release: "11.4-gcc"
         run: |