Add timestamp for ccache to fix "another job may be creating this cache"

Author: auxten

.github/workflows/build_wheels.yml

@@ -74,7 +74,7 @@ jobs:
         with:
           key: ${{ matrix.os }}-${{ github.ref_name }}
           max-size: 5G
-          append-timestamp: false
+          append-timestamp: true
       - name: remove old clang and link clang-15 to clang
         if: matrix.os == 'ubuntu-20.04'
         run: |
@@ -199,7 +199,7 @@ jobs:
         with:
           key: ${{ matrix.os }}-${{ github.ref_name }}
           max-size: 5G
-          append-timestamp: false
+          append-timestamp: true
       - name: Run chdb/build.sh
         timeout-minutes: 300
         run: |
@@ -314,7 +314,7 @@ jobs:
         with:
           key: ${{ matrix.os }}-${{ github.ref_name }}
           max-size: 5G
-          append-timestamp: false
+          append-timestamp: true
       - name: Prepare chdb/build.sh
         run: |
           python3 -m pip install pybind11