Implement equals and hashCode in TestTypeExcludeFilter

Fixes gh-23978

spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/context/filter/TestTypeExcludeFilter.java

@@ -62,6 +62,16 @@ class TestTypeExcludeFilter extends TypeExcludeFilter {
 		return false;
 	}
 
+	@Override
+	public boolean equals(Object obj) {
+		return (obj != null) && (getClass() == obj.getClass());
+	}
+
+	@Override
+	public int hashCode() {
+		return getClass().hashCode();
+	}
+
 	private boolean isTestConfiguration(MetadataReader metadataReader) {
 		return (metadataReader.getAnnotationMetadata().isAnnotated(TestComponent.class.getName()));
 	}