Remove deprecated `zeiterfassung.tenant.registration.rabbitmq.routing… (

#473)

…-key-deleted-two`

closes #472 

Here are some things you should have thought about:

**Multi-Tenancy**
- [ ] Extended new entities with `AbstractTenantAwareEntity`?
- [ ] New entity added to `TenantAwareDatabaseConfiguration`?
- [ ] Tested with `dev-multitenant` profile?

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src/main/java/de/focusshift/zeiterfassung/tenancy/registration/messaging/OidcClientRegistrationRabbitmqConfigurationProperties.java

@@ -58,11 +58,6 @@ public String getRoutingKeyDeletedTemplate() {
         return routingKeyDeletedTemplate;
     }
 
-    @Deprecated
-    public void setRoutingKeyDeletedTwo(String routingKeyDeletedTemplate) {
-        this.routingKeyDeletedTemplate = routingKeyDeletedTemplate;
-    }
-
     public void setRoutingKeyDeletedTemplate(String routingKeyDeletedTemplate) {
         this.routingKeyDeletedTemplate = routingKeyDeletedTemplate;
     }

src/test/java/de/focusshift/zeiterfassung/tenancy/registration/messaging/OidcClientRegistrationRabbitmqConfigurationPropertiesTest.java

@@ -47,17 +47,6 @@ void ensureRoutingKeyCreatedTemplateCannotBeEmptyOrNull(String routingKeyCreated
         assertThat(violations.size()).isOne();
     }
 
-    @ParameterizedTest
-    @ValueSource(strings = {""})
-    @NullSource
-    void ensureRoutingKeyDeletedTwoCannotBeEmptyOrNull(String routingKeyDeletedTwo) {
-        final OidcClientRegistrationRabbitmqConfigurationProperties sut = new OidcClientRegistrationRabbitmqConfigurationProperties();
-        sut.setRoutingKeyDeletedTwo(routingKeyDeletedTwo);
-        final Set<ConstraintViolation<OidcClientRegistrationRabbitmqConfigurationProperties>> violations = validator.validate(sut);
-
-        assertThat(violations.size()).isOne();
-    }
-
     @ParameterizedTest
     @ValueSource(strings = {""})
     @NullSource