Update taiki-e/install-action digest to 351cce3 (#234)

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@37bdc826eaedac215f638a96472df572feab0f9b # v2
+        uses: taiki-e/install-action@351cce3d3afa3dbd66bbe6d30df1d481b1448522 # v2
         with:
           tool: cargo-readme
       - name: Run cargo readme