chore: bump mozilla-actions/sccache-action to v0.0.8

Signed-off-by: Sven Kanoldt <sven@d34dl0ck.me>

Author: sassman

.github/actions/rust-toolchain/action.yml

@@ -23,7 +23,7 @@ runs:
         toolchain: ${{ inputs.channel }}
     - name: setup cache
       if: ${{ inputs.use-cache == 'true' }}
-      uses: mozilla-actions/sccache-action@v0.0.7
+      uses: mozilla-actions/sccache-action@v0.0.8
     - name: setup environment
       shell: bash
       if: ${{ inputs.use-cache == 'true' }}