Bump the development-dependencies group with 2 updates (#9054)

Bumps the development-dependencies group with 2 updates: org.apache.tomcat.embed:tomcat-embed-websocket and [io.spring.ge.conventions](https://github.com/spring-io/gradle-enterprise-conventions).


Updates `org.apache.tomcat.embed:tomcat-embed-websocket` from 10.1.19 to 10.1.20

Updates `io.spring.ge.conventions` from 0.0.15 to 0.0.16
- [Release notes](https://github.com/spring-io/gradle-enterprise-conventions/releases)
- [Commits](https://github.com/spring-io/gradle-enterprise-conventions/compare/v0.0.15...v0.0.16)

---
updated-dependencies:
- dependency-name: org.apache.tomcat.embed:tomcat-embed-websocket
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: development-dependencies
- dependency-name: io.spring.ge.conventions
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: development-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -117,7 +117,7 @@ ext {
     springVersion = '6.1.5'
     springWsVersion = '4.0.10'
     testcontainersVersion = '1.19.7'
-    tomcatVersion = '10.1.19'
+    tomcatVersion = '10.1.20'
     xmlUnitVersion = '2.9.1'
     xstreamVersion = '1.4.20'
     ztZipVersion = '1.17'

settings.gradle

@@ -1,6 +1,6 @@
 plugins {
 	id 'com.gradle.enterprise' version '3.16.2'
-	id 'io.spring.ge.conventions' version '0.0.15'
+	id 'io.spring.ge.conventions' version '0.0.16'
 }
 
 rootProject.name = 'spring-integration'