Update dependency org.springframework.boot:spring-boot-gradle-plugin to v2.7.16

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.springframework.boot:spring-boot-gradle-plugin (source)	2.7.15 -> 2.7.16

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Release Notes

spring-projects/spring-boot (org.springframework.boot:spring-boot-gradle-plugin)

### [`v2.7.16`](https://togithub.com/spring-projects/spring-boot/releases/tag/v2.7.16) #### :star: New Features - Add TWENTY_ONE to JavaVersion enum [#​37362](https://togithub.com/spring-projects/spring-boot/issues/37362) #### :lady_beetle: Bug Fixes - Invalid Accept header produces HTTP 500 in WelcomePageHandlerMapping [#​37455](https://togithub.com/spring-projects/spring-boot/issues/37455) - PrivateKeyParser doesn't support ed448, XDH and RSA-PSS keys [#​37237](https://togithub.com/spring-projects/spring-boot/issues/37237) - Parsing OCI image names that are invalid due to the use of upper case letters is very slow [#​35657](https://togithub.com/spring-projects/spring-boot/issues/35657) - Using https with elliptic curves other than secp384r1 fails [#​34232](https://togithub.com/spring-projects/spring-boot/issues/34232) - Saml2RelyingPartyAutoConfiguration ignores `sign-request` when `metadata-url` is used [#​33747](https://togithub.com/spring-projects/spring-boot/issues/33747) - Leaking file descriptor / socket within DomainSocket tooling [#​32423](https://togithub.com/spring-projects/spring-boot/issues/32423) #### :notebook_with_decorative_cover: Documentation - Correct the description of spring.artemis.broker-url [#​37260](https://togithub.com/spring-projects/spring-boot/pull/37260) - Add default value metadata for management.metrics.export.signalfx.published-histogram-type [#​37210](https://togithub.com/spring-projects/spring-boot/pull/37210) - Document that PKCS8 PEM files should be used whenever possible [#​37170](https://togithub.com/spring-projects/spring-boot/issues/37170) - Polish javadoc [#​37112](https://togithub.com/spring-projects/spring-boot/pull/37112) #### :hammer: Dependency Upgrades - Upgrade to Elasticsearch 7.17.13 [#​37286](https://togithub.com/spring-projects/spring-boot/issues/37286) - Upgrade to Jetty 9.4.52.v20230823 [#​37287](https://togithub.com/spring-projects/spring-boot/issues/37287) - Upgrade to Lombok 1.18.30 [#​37486](https://togithub.com/spring-projects/spring-boot/issues/37486) - Upgrade to Micrometer 1.9.15 [#​37245](https://togithub.com/spring-projects/spring-boot/issues/37245) - Upgrade to Reactor Bom 2020.0.36 [#​37246](https://togithub.com/spring-projects/spring-boot/issues/37246) - Upgrade to Spring AMQP 2.4.16 [#​37247](https://togithub.com/spring-projects/spring-boot/issues/37247) - Upgrade to Spring Data Bom 2021.2.16 [#​37248](https://togithub.com/spring-projects/spring-boot/issues/37248) - Upgrade to Spring Framework 5.3.30 [#​37249](https://togithub.com/spring-projects/spring-boot/issues/37249) - Upgrade to Spring GraphQL 1.0.6 [#​37250](https://togithub.com/spring-projects/spring-boot/issues/37250) - Upgrade to Spring Integration 5.5.19 [#​37251](https://togithub.com/spring-projects/spring-boot/issues/37251) - Upgrade to Spring Security 5.7.11 [#​37414](https://togithub.com/spring-projects/spring-boot/issues/37414) - Upgrade to Spring WS 3.1.7 [#​37415](https://togithub.com/spring-projects/spring-boot/issues/37415) - Upgrade to Tomcat 9.0.80 [#​37288](https://togithub.com/spring-projects/spring-boot/issues/37288) #### :heart: Contributors Thank you to all the contributors who worked on this release: [@​dependabot](https://togithub.com/dependabot)\[bot], [@​hakan-krgn](https://togithub.com/hakan-krgn), [@​izeye](https://togithub.com/izeye), [@​mdeinum](https://togithub.com/mdeinum), and [@​quaff](https://togithub.com/quaff)

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