Remove ref parameter from workflows

.github/workflows/release-eclipse-ls-extensions.yml

@@ -11,11 +11,6 @@ on:
         description: Last segments of an s3 path for p2 Repo for eclipse ls extensions
         required: true
         type: string
-      ref:
-        description: Git branch, tag, commit hash
-        required: false
-        default: 'main'
-        type: string
 
 jobs:
 
@@ -26,5 +21,4 @@ jobs:
       build_type: 'release'
       skip_tests: true
       sts4-language-servers-version: ${{ inputs.sts4-language-servers-version }}
-      ref: ${{ inputs.ref }}
     secrets: inherit