test: disable Nim cache

.github/actions/install_nim/action.yml

@@ -112,12 +112,12 @@ runs:
         echo "MAKE_CMD=${MAKE_CMD}" >> $GITHUB_ENV
         echo '${{ github.workspace }}/nim/bin' >> $GITHUB_PATH
 
-    - name: Restore Nim from cache
-      id: nim-cache
-      uses: actions/cache@v3
-      with:
-        path: '${{ github.workspace }}/nim'
-        key: ${{ inputs.os }}-${{ inputs.cpu }}-nim-${{ inputs.nim_branch }}-cache-${{ env.cache_nonce }}
+#    - name: Restore Nim from cache
+#      id: nim-cache
+#      uses: actions/cache@v3
+#      with:
+#        path: '${{ github.workspace }}/nim'
+#        key: ${{ inputs.os }}-${{ inputs.cpu }}-nim-${{ inputs.nim_branch }}-cache-${{ env.cache_nonce }}
 
     - name: Build Nim and Nimble
       shell: ${{ inputs.shell }}