replacing ngx_cache_purge module with wildcard purge feature

Author: morpheu

flavors.json

@@ -10,7 +10,7 @@
         "https://github.com/openresty/headers-more-nginx-module.git",
         "https://github.com/tsuru/ngx-location-name-module.git:main",
         "https://github.com/tsuru/ngx-http-limit-req-rw-module.git:v0.3.2",
-        "https://github.com/FRiCKLE/ngx_cache_purge.git:pr-45",
+        "https://github.com/nginx-modules/ngx_cache_purge.git:2.5.5",
         "https://github.com/wandenberg/nginx-push-stream-module.git",
         "https://github.com/vozlt/nginx-module-vts.git:v0.2.4",
         "https://github.com/yaoweibin/ngx_http_substitutions_filter_module.git",