bump org.springframework.boot from 2.7.3 to 3.2.0

Bumps org.springframework.boot from 2.7.3 to 3.2.0.

---
updated-dependencies:
- dependency-name: org.springframework.boot
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

settings.gradle

@@ -16,7 +16,7 @@ pluginManagement {
     }
     plugins {
         //id 'io.spring.dependency-management' version '1.0.10.RELEASE'
-        id 'org.springframework.boot' version '2.7.3'
+        id 'org.springframework.boot' version '3.2.0'
         id 'gradle-aggregate-javadocs-plugin' version '3.0.1'
         id 'org.siouan.frontend-jdk11' version '6.0.0'
         id 'com.github.johnrengelman.shadow' version '7.1.2'