Update pre-commit address and rev tag in README (#1125)

* Update pre-commit address and rev tag in README

* Upgrade actions/checkout@v2 to v3

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Go
         uses: actions/setup-go@v2

README.md

@@ -102,8 +102,8 @@ jobs:
 
    ```
    repos:
-     - repo: https://github.com/zricethezav/gitleaks
-       rev: v8.16.0
+     - repo: https://github.com/gitleaks/gitleaks
+       rev: v8.16.1
        hooks:
          - id: gitleaks
    ```