Minor spelling fix (#351)

Author: mike-solomon

src/main/resources/META-INF/rewrite/mockito.yml

@@ -156,8 +156,8 @@ recipeList:
 ---
 type: specs.openrewrite.org/v1beta/recipe
 name: org.openrewrite.java.testing.mockito.ReplacePowerMockito
-displayName: Replace Powermock with raw Mockito
-description: Replace Powermock with raw Mockito.
+displayName: Replace PowerMock with raw Mockito
+description: Replace PowerMock with raw Mockito.
 tags:
   - testing
   - mockito