TextEditor: Move constructor has now noexcept

Otherwise the copy constructor will be used too and we get an error
because it is private.

Change-Id: Ibfe70939ebe34fa9a524b9844a20d962eb09bd97
Reviewed-by: Christian Stenger <christian.stenger@theqtcompany.com>
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>

src/plugins/clangcodemodel/clangtextmark.cpp

@@ -78,5 +78,10 @@ ClangTextMark::ClangTextMark(const QString &fileName, int lineNumber, ClangBackE
     setIcon(iconForSeverity(severity));
 }
 
+ClangTextMark::ClangTextMark(ClangTextMark &&other) Q_DECL_NOEXCEPT
+    : TextMark(std::move(other))
+{
+}
+
 } // namespace ClangCodeModel