downgrade ccache action to 1.2.11 again

1.2.12 introduces node20 which causes a keepalive on save cache causing a 2+min wait

Author: HeliumAnt

.github/workflows/meson.yml

@@ -84,7 +84,7 @@ jobs:
           sudo pip install meson
 
       - name: ccache
-        uses: hendrikmuhs/ccache-action@v1.2
+        uses: hendrikmuhs/ccache-action@v1.2.11 # Keep this at 1.2.11 until #181 or #182 is closed
         with:
           key: ${{ github.job }}-${{ matrix.os }}
 
@@ -191,7 +191,7 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: ccache
-        uses: hendrikmuhs/ccache-action@v1.2
+        uses: hendrikmuhs/ccache-action@v1.2.11 # Keep this at 1.2.11 until #181 or #182 is closed
         with:
           key: ${{ github.job }}-${{ matrix.os }}