Bump mybatis from 3.5.8 to 3.5.9

Bumps [mybatis](https://github.com/mybatis/mybatis-3) from 3.5.8 to 3.5.9.
- [Release notes](https://github.com/mybatis/mybatis-3/releases)
- [Commits](https://github.com/mybatis/mybatis-3/compare/mybatis-3.5.8...mybatis-3.5.9)

---
updated-dependencies:
- dependency-name: org.mybatis:mybatis
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

build.gradle

@@ -11,7 +11,7 @@ ext {
     ]
 
     libraries = [
-        mybatisVersion = '3.5.8',
+        mybatisVersion = '3.5.9',
         mybatisSpringVersion = '2.0.6',
         mybatisSpringBootStarterVersion = '2.2.0',
         springVersion = '5.3.9',