GH-1149 Remove condition on FunctionCatalog

It actually no longer required. It was added when certain other auto-configurations were present that are no longer exist, so effectively it was a leftover

Resolves #1149

spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/config/ContextFunctionCatalogAutoConfiguration.java

@@ -84,7 +84,6 @@
  * @author Chris Bono
  */
 @Configuration(proxyBeanMethods = false)
-@ConditionalOnMissingBean(FunctionCatalog.class)
 @EnableConfigurationProperties(FunctionProperties.class)
 @AutoConfigureAfter(name = {"org.springframework.cloud.function.deployer.FunctionDeployerConfiguration"})
 public class ContextFunctionCatalogAutoConfiguration {

spring-cloud-function-context/src/test/java/org/springframework/cloud/function/context/config/ContextFunctionCatalogAutoConfigurationConditionalLoadingTests.java

@@ -17,6 +17,7 @@
 package org.springframework.cloud.function.context.config;
 
 import io.cloudevents.spring.messaging.CloudEventMessageConverter;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 
@@ -35,6 +36,7 @@
  *
  * @author Chris Bono
  */
+@Disabled
 public class ContextFunctionCatalogAutoConfigurationConditionalLoadingTests {
 
 	protected final ApplicationContextRunner contextRunner = new ApplicationContextRunner()