ClangCodeModel: Fix a test

The missing header file threw off parsing for some of the code below.

Change-Id: I29f7895b4d88856cc39fd8e33742a37734953b9e
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/clangcodemodel/test/clangdtests.cpp

@@ -1298,11 +1298,6 @@ void ClangdTestHighlighting::test()
                  "check if and how we want to support this", Abort);
     QEXPECT_FAIL("old-style signal with complex parameter (signal parameter part 3)",
                  "check if and how we want to support this", Abort);
-    QEXPECT_FAIL("alias template instantiation (type)", "FIXME: clangd doesn't report this", Abort);
-    QEXPECT_FAIL("alias template instantiation (opening angle bracket)",
-                 "FIXME: This construct does not appear in the AST", Abort);
-    QEXPECT_FAIL("alias template instantiation (closing angle bracket)",
-                 "FIXME: This construct does not appear in the AST", Abort);
     QEXPECT_FAIL("function template specialization (opening angle bracket 1)",
                  "specialization appears as a normal function in the AST", Abort);
     QEXPECT_FAIL("function template specialization (closing angle bracket 1)",

src/plugins/clangcodemodel/test/data/clangtestdata.qrc

@@ -54,5 +54,6 @@
         <file>completion/preprocessorKeywordsCompletion2.cpp</file>
         <file>completion/preprocessorKeywordsCompletion3.cpp</file>
         <file>completion/privateFuncDefCompletion.cpp</file>
+        <file>highlighting/highlightingmarks.h</file>
     </qresource>
 </RCC>