lint: remove trailing whitespace in completions.ts

src/services/completions.ts

@@ -735,7 +735,7 @@ namespace ts.Completions {
 
         return undefined;
     }
-        
+
     export function getCompletionEntrySymbol(typeChecker: TypeChecker, log: (message: string) => void, compilerOptions: CompilerOptions, sourceFile: SourceFile, position: number, entryName: string): Symbol {
         // Compute all the completion symbols again.
         const completionData = getCompletionData(typeChecker, log, sourceFile, position);