address review comments on configurations

github-merge-flow.jsonc.txt

@@ -1,26 +1,7 @@
 // IMPORTANT: This file is read by the merge flow from main branch only. 
 {
     "merge-flow-configurations": {
-        // Automate merging runtime release/6.0 branch into release/6.0-staging
-        "release/6.0":{
-            "MergeToBranch": "release/6.0-staging",
-            "ExtraSwitches": "-QuietComments"
-        },
-        // Automate merging runtime release/8.0 branch into release/8.0-staging
-        "release/8.0":{
-            "MergeToBranch": "release/8.0-staging",
-            "ExtraSwitches": "-QuietComments"
-        },
-        // Automate merging runtime release/8.0-rc branches back to release/8.0
-        "release/8.0-rc":{
-            "MergeToBranch": "release/8.0",
-            "ExtraSwitches": "-QuietComments"
-        },
-        // Automate merging runtime release/9.0-rc1 branch back to release/9.0
-        "release/9.0-rc1":{
-            "MergeToBranch": "release/9.0",
-            "ExtraSwitches": "-QuietComments"
-        },
+        
         // Automate merging runtime release/9.0-rc2 branch back to release/9.0
         "release/9.0-rc2":{
             "MergeToBranch": "release/9.0",