Exclude Groovy MetaClass from property meta-data

Update `TypeExcludeFilter` to exclude `groovy.lang.MetaClass`.

Closes gh-16981

Author: philwebb

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/main/java/org/springframework/boot/configurationprocessor/TypeExcludeFilter.java

@@ -34,6 +34,7 @@ class TypeExcludeFilter {
 
 	TypeExcludeFilter() {
 		add("com.zaxxer.hikari.IConnectionCustomizer");
+		add("groovy.lang.MetaClass");
 		add("groovy.text.markup.MarkupTemplateEngine");
 		add("java.io.Writer");
 		add("java.io.PrintWriter");