ctest.cxx: Eliminate redundand trenary operator

Source/QtDialog/CMakeSetup.cxx

@@ -91,7 +91,7 @@ int main(int argc, char** argv)
     doc.AppendSection("Generators", generators);
     doc.PrependSection("Options", cmDocumentationOptions);
 
-    return (doc.PrintRequestedDocumentation(std::cout) ? 0 : 1);
+    return !doc.PrintRequestedDocumentation(std::cout);
   }
 
 #if defined(Q_OS_MAC)

Source/cmakemain.cxx

@@ -227,7 +227,7 @@ int do_cmake(int ac, char const* const* av)
     doc.AppendSection("Generators", generators);
     doc.PrependSection("Options", cmDocumentationOptions);
 
-    return doc.PrintRequestedDocumentation(std::cout) ? 0 : 1;
+    return !doc.PrintRequestedDocumentation(std::cout);
   }
 #else
   if (ac == 1) {

Source/ctest.cxx

@@ -215,7 +215,7 @@ int main(int argc, char const* const* argv)
       doc.SetSection("Name", cmDocumentationName);
       doc.SetSection("Usage", cmDocumentationUsage);
       doc.PrependSection("Options", cmDocumentationOptions);
-      return doc.PrintRequestedDocumentation(std::cout) ? 0 : 1;
+      return !doc.PrintRequestedDocumentation(std::cout);
     }
   }