Write the RequiredLibraries for 'all' in LibraryDependencies.inc in a deterministic order (PR42739)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@367846 91177308-0d34-0410-b5e6-96231b3b80d8

utils/llvm-build/llvmbuild/main.py

@@ -359,7 +359,7 @@ subdirectories = %s
         root_entries = set(e[0] for e in entries)
         for _,_,deps,_ in entries:
             root_entries -= set(deps)
-        entries.append(('all', None, root_entries, True))
+        entries.append(('all', None, sorted(root_entries), True))
 
         entries.sort()