Remove special main/master ordering, use regular completion sorting

Co-authored-by: Tyriar <[email protected]>

Author: Copilot

src/vs/workbench/contrib/terminalContrib/suggest/browser/terminalCompletionModel.ts

@@ -51,16 +51,6 @@ const compareCompletionsFn = (leadingLineContent: string, a: TerminalCompletionI
 		if (bIsMainOrMaster && !aIsMainOrMaster) {
 			return 1;
 		}
-		
-		// When both are main/master, prioritize main over master
-		if (aIsMainOrMaster && bIsMainOrMaster) {
-			if (aLabel === 'main' && bLabel === 'master') {
-				return -1;
-			}
-			if (aLabel === 'master' && bLabel === 'main') {
-				return 1;
-			}
-		}
 	}
 
 	// Sort by the score