[SourceKit] Fix a syntax error in the index_is_test_candidate_objc test

Author: briancroom

test/SourceKit/Indexing/index_is_test_candidate_objc.swift

@@ -12,7 +12,7 @@ struct MyStruct {
  func test_startsWithTest_takesNoParams_returnsVoid_butIsDefinedOnAStruct() {}
 }
 
-private class MyPrivateClass() {
+private class MyPrivateClass {
  func test_startsWithTest_takesNoParams_returnsVoid_andIsPrivate() {}
 }
 

test/SourceKit/Indexing/index_is_test_candidate_objc.swift.response

@@ -38,7 +38,17 @@
  key.name: "MyPrivateClass",
  key.usr: "s:C28index_is_test_candidate_objcP33_32FED72643814BE1A523406CD2E729AA14MyPrivateClass",
  key.line: 15,
- key.column: 15
+ key.column: 15,
+ key.entities: [
+ {
+ key.kind: source.lang.swift.decl.function.method.instance,
+ key.name: "test_startsWithTest_takesNoParams_returnsVoid_andIsPrivate()",
+ key.usr: "s:FC28index_is_test_candidate_objcP33_32FED72643814BE1A523406CD2E729AA14MyPrivateClass58test_startsWithTest_takesNoParams_returnsVoid_andIsPrivateFT_T_",
+ key.line: 16,
+ key.column: 8,
+ key.is_test_candidate: 1
+ }
+ ]
  },
  {
  key.kind: source.lang.swift.decl.class,