Upgrade to Boot 3.x

- For now port spring-native to framework config.
- 3rd party configs should go somewhere else.
- Fix changes from javax to jakarta.
- Change java settings as we now require jdk 17.
- Fixes #385

spring-shell-standard-commands/src/test/java/org/springframework/shell/standard/commands/HelpTests.java

@@ -23,7 +23,7 @@ import java.util.Collection;
 import java.util.Locale;
 import java.util.Optional;
 
-import javax.validation.constraints.Max;
+import jakarta.validation.constraints.Max;
 
 import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.BeforeAll;