Merge pull request #519 from bunnei/pred-not-equal

gl_shader_decompiler: Implement PredCondition::NotEqual.

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -647,7 +647,7 @@ private:
         static const std::unordered_map<PredCondition, const char*> PredicateComparisonStrings = {
             {PredCondition::LessThan, "<"},   {PredCondition::Equal, "=="},
             {PredCondition::LessEqual, "<="}, {PredCondition::GreaterThan, ">"},
-            {PredCondition::GreaterEqual, ">="},
+            {PredCondition::NotEqual, "!="},  {PredCondition::GreaterEqual, ">="},
         };
 
         auto comparison = PredicateComparisonStrings.find(condition);