test: remove redundant throws in IngressEnricherTest.setUp (#2618)

Remove unnecessary exception declaration in IngressEnricherTest.setUp

jkube-kit/enricher/generic/src/test/java/org/eclipse/jkube/enricher/generic/IngressEnricherTest.java

@@ -59,7 +59,7 @@ class IngressEnricherTest {
     private KitLogger logger;
 
     @BeforeEach
-    void setUp() throws Exception {
+    void setUp() {
         context = mock(JKubeEnricherContext.class,RETURNS_DEEP_STUBS);
         logger = spy(new KitLogger.SilentLogger());
         when(context.getLog()).thenReturn(logger);