Fix location of Kotlin configuration metadata samples

See gh-46774

Signed-off-by: Łukasz Jernaś <lukasz.jernas@allegro.com>

spring-boot-project/spring-boot-docs/src/main/kotlin/org/springframework/boot/docs/appendix/configurationmetadata/annotationprocessor/automaticmetadatageneration/MyMessagingProperties.kt

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.configurationmetadata.annotationprocessor.automaticmetadatageneration
+package org.springframework.boot.docs.appendix.configurationmetadata.annotationprocessor.automaticmetadatageneration
 
 import org.springframework.boot.context.properties.ConfigurationProperties
 import java.util.Arrays

spring-boot-project/spring-boot-docs/src/main/kotlin/org/springframework/boot/docs/appendix/configurationmetadata/annotationprocessor/automaticmetadatageneration/MyServerProperties.kt

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.configurationmetadata.annotationprocessor.automaticmetadatageneration
+package org.springframework.boot.docs.appendix.configurationmetadata.annotationprocessor.automaticmetadatageneration
 
 import org.springframework.boot.context.properties.ConfigurationProperties
 

spring-boot-project/spring-boot-docs/src/main/kotlin/org/springframework/boot/docs/appendix/configurationmetadata/annotationprocessor/automaticmetadatageneration/nestedproperties/MyServerProperties.kt

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.configurationmetadata.annotationprocessor.automaticmetadatageneration.nestedproperties
+package org.springframework.boot.docs.appendix.configurationmetadata.annotationprocessor.automaticmetadatageneration.nestedproperties
 
 import org.springframework.boot.context.properties.ConfigurationProperties
 

spring-boot-project/spring-boot-docs/src/main/kotlin/org/springframework/boot/docs/appendix/configurationmetadata/format/property/MyProperties.kt

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.configurationmetadata.format.property
+package org.springframework.boot.docs.appendix.configurationmetadata.format.property
 
 import org.springframework.boot.context.properties.ConfigurationProperties
 import org.springframework.boot.context.properties.DeprecatedConfigurationProperty

spring-boot-project/spring-boot-docs/src/main/kotlin/org/springframework/boot/docs/appendix/configurationmetadata/manualhints/valuehint/MyProperties.kt

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.configurationmetadata.manualhints.valuehint
+package org.springframework.boot.docs.appendix.configurationmetadata.manualhints.valuehint
 
 import org.springframework.boot.context.properties.ConfigurationProperties