Disable merge commits for jdt-incubator

[mickaelistria]

Merge commit would make further attempt to merge it in upstream JDT harder. Let's disable those.

[mickaelistria]

@fbricon @rgrunber @gorkem @testforstephen I think this requires a project lead approval. Can you please review?

[github-actions]

Diff for 426af2f:

Printing local diff:

Actions are indicated with the following symbols:
+   create
!   modify
!   forced update
-   delete

Organization eclipse.jdt.ls[id=eclipse-jdtls]
  there have been 3 validation infos, enable verbose output with '-v' to to display them.

  
!   repository[name="eclipse-jdt-core-incubator"] {
!     allow_merge_commit                = true -> false
!     allow_update_branch               = false -> true
!   }
  
  Plan: 0 to add, 2 to change, 0 to delete.

Canonical Diff for 426af2f:

Showing canonical diff:

Organization eclipse.jdt.ls[id=eclipse-jdtls]

--- canonical
+++ original
@@ -3,8 +3,6 @@
 orgs.newOrg('eclipse-jdtls') {
   _repositories+:: [
     orgs.newRepo('eclipse-jdt-core-incubator') {
-      allow_merge_commit: false
-      allow_update_branch: true
       default_branch: "master"
       delete_branch_on_merge: false
       dependabot_alerts_enabled: false
@@ -13,7 +11,6 @@
       secret_scanning_push_protection: "disabled"
       web_commit_signoff_required: false
       workflows+: {
-        actions_can_approve_pull_request_reviews: false
         default_workflow_permissions: "write"
       }
     }
@@ -85,9 +82,6 @@
           secret: "********"
         }
       ]
-      workflows+: {
-        actions_can_approve_pull_request_reviews: false
-      }
     }
   ]
   secrets+: [

[netomi]

changes are live.

[mickaelistria]

Thank you!