GHActions: Clean old stuff out of ccache

.github/workflows/linux_build_qt.yml

@@ -163,6 +163,12 @@ jobs:
         working-directory: ./build
         run: ninja unittests
 
+      - name: Clean Caches
+        run: |
+          ccache -s
+          ccache --evict-older-than 1d
+          ccache -s
+
       - name: Package AppImage
         if: inputs.buildAppImage == true
         env:

.github/workflows/macos_build.yml

@@ -164,6 +164,12 @@ jobs:
         working-directory: build
         run: make -j$(getconf _NPROCESSORS_ONLN) unittests
 
+      - name: Clean Caches
+        run: |
+          ccache -s
+          ccache --evict-older-than 1d
+          ccache -s
+
       - name: Prepare Build Artifacts
         run: |
           mv build/pcsx2*/PCSX2.app PCSX2.app