Fix effective configuration using minor version bump regex instead of patch regex

Author: TomGillen

src/GitVersionCore/GitVersionContext.cs

@@ -106,7 +106,7 @@ void CalculateEffectiveConfiguration()
             var gitTagPrefix = configuration.TagPrefix;
             var majorMessage = configuration.MajorVersionBumpMessage;
             var minorMessage = configuration.MinorVersionBumpMessage;
-            var patchMessage = configuration.MinorVersionBumpMessage;
+            var patchMessage = configuration.PatchVersionBumpMessage;
 
             var commitMessageVersionBump = currentBranchConfig.Value.CommitMessageIncrementing ?? configuration.CommitMessageIncrementing.Value;
 
@@ -120,4 +120,4 @@ void CalculateEffectiveConfiguration()
                 commitMessageVersionBump);
         }
     }
-}
+}