Bump springDocVersion from 1.5.10 to 1.5.13

Bumps `springDocVersion` from 1.5.10 to 1.5.13.

Updates `springdoc-openapi-webflux-ui` from 1.5.10 to 1.5.13
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/master/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v1.5.10...v1.5.13)

Updates `springdoc-openapi-security` from 1.5.10 to 1.5.13
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/master/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v1.5.10...v1.5.13)

---
updated-dependencies:
- dependency-name: org.springdoc:springdoc-openapi-webflux-ui
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.springdoc:springdoc-openapi-security
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

build.gradle

@@ -2,8 +2,8 @@ buildscript {
     ext {
         novaVersion = 'edge'
         freefairVersion = '6.2.0'
-        springBootVersion = '2.5.4'
-        springDocVersion = '1.5.10'
+        springBootVersion = '2.6.1'
+        springDocVersion = '1.5.13'
     }
 }