Bump io.swagger:swagger-annotations from 1.6.14 to 1.6.15

Bumps io.swagger:swagger-annotations from 1.6.14 to 1.6.15.

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

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

boat-maven-plugin/pom.xml

@@ -28,7 +28,7 @@
         <feign-form-version>3.8.0</feign-form-version>
         <jackson-threetenbp-version>2.15.2</jackson-threetenbp-version>
         <scribejava-version>8.3.3</scribejava-version>
-        <swagger-annotations-version>1.6.14</swagger-annotations-version>
+        <swagger-annotations-version>1.6.15</swagger-annotations-version>
     </properties>
 
     <dependencyManagement>