fix: Update the documentation (#160)

* fix: Update the documentation and remove the unsafe directory functionality
* docs: Adjust the used checkout version

Co-authored-by: Tonye Jack <jtonye@ymail.com>

---------

Co-authored-by: Tonye Jack <jtonye@ymail.com>

Author: ZPascal

README.md

@@ -73,7 +73,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         persist-credentials: false # otherwise, the token used is the GITHUB_TOKEN, instead of your personal access token.
         fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.
@@ -287,15 +287,6 @@ jobs:
 
 ## Troubleshooting
 
-Please be aware, if your job fails and the corresponding output log looks like the following error, update your used version of the action to `ad-m/github-push-action@master` and check the used version of the `checkout` action (v2 is required):
-```log
-Push to branch ***************
-fatal: unsafe repository ('/github/workspace' is owned by someone else)
-To add an exception for this directory, call:
-
-	git config --global --add safe.directory /github/workspace
-```
-
 If you see the following error inside the output of the job, and you want to update an existing Tag:
 ```log
 To https://github.com/Test/test_repository

start.sh

@@ -51,8 +51,6 @@ else
     remote_repo="${INPUT_GITHUB_URL_PROTOCOL}//oauth2:${INPUT_GITHUB_TOKEN}@${INPUT_GITHUB_URL}/${REPOSITORY}.git"
 fi
 
-git config --local --add safe.directory ${INPUT_DIRECTORY}
-
 if ! ${INPUT_FORCE_WITH_LEASE}; then
   ADDITIONAL_PARAMETERS="${remote_repo} HEAD:${INPUT_BRANCH}"
 fi