Upgrade Spring Boot to 2.6.1 in the parent-boot-2
<rest-assured.version>3.3.0</rest-assured.version>
<!-- plugins -->
<thin.version>1.0.22.RELEASE</thin.version>
- <spring-boot.version>2.5.4</spring-boot.version>
+ <spring-boot.version>2.6.1</spring-boot.version>
<aspectjweaver.version>1.9.1</aspectjweaver.version>
<!-- this property can be removed once we update Mockito version in the main pom.xml -->
<mockito.version>3.4.0</mockito.version>
