Merge pull request #31 from getyourguide/visop-3750

[VISOP-3750] Update Spring Boot to 3.5.3 and change PR template

Author: akos-hrvth

.github/pull_request_template.md

@@ -0,0 +1,5 @@
+# Pull Request
+
+**_ IMPORTANT: If you are a candidate, please do not open a PR or push your changes. _**
+
+Please describe the changes this PR makes, giving a concise but thorough summary of what you changed and why.

build.gradle

@@ -1,6 +1,6 @@
 plugins {
 	id 'java'
-	id 'org.springframework.boot' version '3.5.0'
+	id 'org.springframework.boot' version '3.5.3'
 	id 'io.spring.dependency-management' version '1.1.7'
 }