Update taiki-e/install-action digest to 3e1dd22

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@d981a0b18f547466e6b058fafcfc3522c6ee3dee # v2
+        uses: taiki-e/install-action@3e1dd227d968fb9fa43ff604bd9b0ccd1b714919 # v2
         with:
           tool: cargo-readme
       - name: Run cargo readme