chore(deps): update actions/cache digest to 6849a64

Author: renovate[bot]

.github/workflows/build.yml

@@ -98,7 +98,7 @@ jobs:
           fetch-depth: 0
 
       - name: Cache pip packages
-        uses: actions/cache@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4
+        uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4
         with:
           path: ~/.cache/pip
           key: ${{ github.workflow }}-pip-${{ runner.os }}-${{ hashFiles('**/pyproject.toml') }}
@@ -172,7 +172,7 @@ jobs:
           fetch-depth: 0
 
       - name: Cache pip packages
-        uses: actions/cache@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4
+        uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4
         with:
           path: ~/.cache/pip
           key: ${{ github.workflow }}-pip-${{ runner.os }}-${{ hashFiles('**/pyproject.toml') }}