Updated README.md (#408)

Author: jackton1

README.md

@@ -93,6 +93,13 @@ Support this project with a :star:
 - uses: tj-actions/branch-names@v8
  id: branch-names
  with:
+ # The prefix that should be 
+ # stripped from the branch e.g 
+ # `release/` -> with a branch 
+ # `release/1.0` -> returns `1.0` 
+ # Type: string
+ strip_branch_prefix: ''
+
  # The prefix that should be 
  # stripped from the tag e.g 
  # `v` -> with a tag