Update dependency mozilla/sccache to v0.12.0

Signed-off-by: Renovate <20075896+sszynrae@users.noreply.github.com>

Author: sszynrae

Dockerfile

@@ -57,7 +57,7 @@ EOF
 
 # Install prebuilt sccache based on platform:
 # renovate: datasource=github-releases depName=mozilla/sccache
-ARG SCCACHE_VERSION="0.11.0"
+ARG SCCACHE_VERSION="0.12.0"
 RUN <<EOF
     ASSET_NAME="sccache-v${SCCACHE_VERSION}-${DOCKER_TARGET_ARCH}-unknown-linux-musl"
     curl -fsSL "https://github.com/mozilla/sccache/releases/download/v${SCCACHE_VERSION}/${ASSET_NAME}.tar.gz" \