chore(deps): update taiki-e/install-action digest to ea647c5

Author: renovate[bot]

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
         uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2
 
       - name: Install cargo-llvm-cov
-        uses: taiki-e/install-action@419f0f955ea0cf384c06ae25b10b8d3bcba087da # cargo-llvm-cov
+        uses: taiki-e/install-action@ea647c55f74bb153499600c054578c0d83fa19d5 # cargo-llvm-cov
 
       - name: Test and generate coverage
         run: >-