Bugfix: Tab-completion fails

- Backport #902
- Fixes #919

Author: jvalkeal

spring-shell-autoconfigure/src/main/java/org/springframework/shell/boot/StandardAPIAutoConfiguration.java

@@ -16,6 +16,7 @@
 
 package org.springframework.shell.boot;
 
+import org.springframework.boot.LazyInitializationExcludeFilter;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.shell.MethodTargetRegistrar;
@@ -53,4 +54,9 @@ public ValueProvider fileValueProvider() {
 	public MethodTargetRegistrar standardMethodTargetResolver() {
 		return new StandardMethodTargetRegistrar();
 	}
+
+	@Bean
+	public static LazyInitializationExcludeFilter valueProviderLazyInitializationExcludeFilter(){
+		return LazyInitializationExcludeFilter.forBeanTypes(ValueProvider.class);
+	}
 }