make database path abs

Author: 2bndy5

.github/workflows/cpp-lint-action.yml

@@ -50,7 +50,7 @@ jobs:
           ignore: >-
             | build
             | !src
-          database: build
+          database: ${{ github.workspace }}/build
           verbosity: debug
           version: ${{ matrix.clang-version }}
           thread-comments: ${{ matrix.clang-version == '17' && 'update' }}