Bump swaggerVersion from 2.2.20 to 2.2.21

Bumps `swaggerVersion` from 2.2.20 to 2.2.21.

Updates `io.swagger.core.v3:swagger-annotations` from 2.2.20 to 2.2.21

Updates `io.swagger.core.v3:swagger-annotations-jakarta` from 2.2.20 to 2.2.21

---
updated-dependencies:
- dependency-name: io.swagger.core.v3:swagger-annotations
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.swagger.core.v3:swagger-annotations-jakarta
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

bom/build.gradle

@@ -99,7 +99,7 @@ ext {
     springsecurityVersion = '6.1.4'
     springsecurityJwtVersion = '1.1.1.RELEASE'
     testngVersion = '7.9.0'
-    swaggerVersion = '2.2.20'
+    swaggerVersion = '2.2.21'
     thriftVersion = '0.19.0'
     springwebVersion = '6.0.6'
     tinkVersion = '1.12.0'