4.8.0

• switched to jdk 11 (due to commons-rest upgrade)
• added compatibility for newer and older spring boot 2 by adding two spring.factories newer file
• added avif image type
• upgraded
  • spring-boot 2.7.9
  • commons-rest 2.5.4
  • tikka-core 2.7.0
  • aws-sdk 1.12.426
  • thumbnailator 0.4.19
  • guava 31.1-jre