Update taiki-e/install-action digest to eb454ba (#209)

Author: nextest-bot

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Lint (rustfmt)
         run: cargo xfmt --check
       - name: Install cargo readme
-        uses: taiki-e/install-action@6a4015d72292204ce9e409f917f9a07ee5ba2173 # v2
+        uses: taiki-e/install-action@eb454bad93a35bbf86f7bf88a114beee8d0e08bd # v2
         with:
           tool: cargo-readme
       - name: Run cargo readme