feat: Bump geokrety/geokrety-pictures-processor in version-set to v1.1.15

Author: geokrety-bot

defaults/main/versionset.yml

@@ -15,7 +15,7 @@ geokrety_cron_image:
   docker_tag: 1.0.7
 geokrety_pictures_processor_image:
   git_url: https://github.com/geokrety/geokrety-pictures-processor
-  docker_tag: 1.1.14
+  docker_tag: 1.1.15
 geokrety_svg_to_png_image:
   git_url: https://github.com/geokrety/geokrety-svg-to-png
   docker_tag: 1.1.0