Add lyoRepo input to Maven acceptance workflow

Author: berezovskyi

.github/workflows/maven-acceptance-manual.yml

@@ -11,6 +11,10 @@ on:
         description: 'Lyo branch to test on'
         required: true
         default: 'master'
+      lyoRepo:
+        description: 'Lyo repository or fork'
+        required: true
+        default: 'eclipse/lyo'
       comment:
         description: 'comment, e.g. PR number'
         default: 'n/a'
@@ -43,7 +47,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          repository: eclipse/lyo
+          repository: "${{ github.event.inputs.lyoRepo }}"
           ref: "${{ github.event.inputs.lyoBranch }}"
           path: lyo-trunk
       - uses: actions/checkout@v4