Fix relaxed binding examples

Closes gh-12750

spring-boot-project/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -1135,13 +1135,13 @@ In the preceding example, the following properties names can all be used:
 |===
 | Property | Note
 
-|`acme.my-project.person.firstName`
+|`acme.myProject.person.firstName`
 |Standard camel case syntax.
 
 |`acme.my-project.person.first-name`
 |Kebab case, which is recommended for use in `.properties` and `.yml` files.
 
-|`acme.my-project.person.first_name`
+|`acme.my_project.person.first_name`
 |Underscore notation, which is an alternative format for use in `.properties` and `.yml`
 files.