Update plugin org.springframework.boot to v3.5.14 (#1261)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: renovate[bot]

build.gradle

@@ -17,7 +17,7 @@ plugins {
     id 'net.serenity-bdd.serenity-gradle-plugin' version '4.3.2'
     id 'org.owasp.dependencycheck' version '12.1.6'
     id 'org.sonarqube' version '7.2.3.7755'
-    id 'org.springframework.boot' version '3.5.13'
+    id 'org.springframework.boot' version '3.5.14'
     id 'uk.gov.hmcts.java' version '0.12.68'
     id "info.solidsoft.pitest" version '1.15.0'
     id "io.freefair.lombok" version "9.2.0"