Update spring boot to v2.6.7

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.springframework.boot:spring-boot-test (source)	2.6.6 -> 2.6.7
org.springframework.boot:spring-boot-cli (source)	2.6.6 -> 2.6.7
org.springframework.boot:spring-boot-autoconfigure (source)	2.6.6 -> 2.6.7
org.springframework.boot:spring-boot (source)	2.6.6 -> 2.6.7

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Release Notes

spring-projects/spring-boot

v2.6.7

🐞 Bug Fixes

• bootBuildInfo fails with a NullPointerException when an additional property has a null value #​30670
• @SpringBootTest(webEnvironment = WebEnvironment.NONE) is overridden by spring.main.web-application-type in application.properties #​30666
• Spring Boot does not respect WebApplicationType.REACTIVE in tests with a mock web environment #​30664
• NullPointerException is thrown when accessing /actuator/configprops if a class annotated with both @Configuration and @ConfigurationProperties has a static @Bean method #​30581
• ApplicationAvailabilityBean is not thread-safe #​30553
• Incorrect Neo4j username property replacement hint by spring-boot-properties-migrator #​30551
• Add Tomcat locale mapping for Japanese to preserve UTF-8 charset #​30541

📔 Documentation

• Update doc samples to reflect AdoptOpenJDK move to the Eclipse Foundation #​30749
• Fix incorrect link in kafka.adoc #​30674
• Move Jetty 9 specific exclusions to the correct dependency #​30583
• Add missing configuration metadata for "management.endpoint.health.probes.add-additional-paths" #​30562
• Update list of default internal proxies in Web Server howto #​30544
• Polish documentation #​30526

🔨 Dependency Upgrades

• Upgrade to AppEngine SDK 1.9.96 #​30682
• Upgrade to Hibernate 5.6.8.Final #​30683
• Upgrade to Jackson 2.13.2.1 #​30743
• Upgrade to Janino 3.1.7 #​30755
• Upgrade to Jetty 9.4.46.v20220331 #​30684
• Upgrade to Kotlin 1.6.21 #​30756
• Upgrade to Lombok 1.18.24 #​30757
• Upgrade to Micrometer 1.8.5 #​30597
• Upgrade to Netty 4.1.76.Final #​30686
• Upgrade to Pooled JMS 1.2.4 #​30687
• Upgrade to Postgresql 42.3.4 #​30758
• Upgrade to Reactor 2020.0.18 #​30596
• Upgrade to RSocket 1.1.2 #​30688
• Upgrade to Spring AMQP 2.4.4 #​30701
• Upgrade to Spring Data 2021.1.4 #​30602
• Upgrade to Spring Framework 5.3.19 #​30517
• Upgrade to Spring HATEOAS 1.4.2 #​30744
• Upgrade to Spring Integration 5.5.11 #​30702
• Upgrade to Spring Kafka 2.8.5 #​30600
• Upgrade to Spring LDAP 2.3.7 #​30598
• Upgrade to Spring Retry 1.3.3 #​30599
• Upgrade to Spring Security 5.6.3 #​30601
• Upgrade to Spring Session 2021.1.3 #​30603
• Upgrade to Tomcat 9.0.62 #​30689
• Upgrade to Undertow 2.2.17.Final #​30690

❤️ Contributors

We'd like to thank all the contributors who worked on this release!

• @​chessvivek
• @​rfigueroa
• @​izeye
• @​jprinet
• @​qxo
• @​dalbani
• @​luozhenyu
• @​chanhyeong
• @​dugenkui03
• @​chrisrhut
• @​terminux

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[rainboyan]

@puneetbehl What are the new features will be included in Grails 5.2.x?
Spring Boot 2.7.0 will be GA next month, Grails 5.2 will be based on this version?