chore(version): bump develop branch version to 2.15 (#7019)

* bump version to 2.15

api/datastore/test_data/output_24_to_latest.json

@@ -898,7 +898,7 @@
   ],
   "version": {
     "DB_UPDATING": "false",
-    "DB_VERSION": "50",
+    "DB_VERSION": "60",
     "INSTANCE_ID": "null"
   }
 }

api/http/handler/handler.go

@@ -80,7 +80,7 @@ type Handler struct {
 }
 
 // @title PortainerCE API
-// @version 2.14.0
+// @version 2.15.0
 // @description.markdown api-description.md
 // @termsOfService
 

api/portainer.go

@@ -1363,9 +1363,9 @@ type (
 
 const (
 	// APIVersion is the version number of the Portainer API
-	APIVersion = "2.14.0"
+	APIVersion = "2.15.0"
 	// DBVersion is the version number of the Portainer database
-	DBVersion = 50
+	DBVersion = 60
 	// ComposeSyntaxMaxVersion is a maximum supported version of the docker compose syntax
 	ComposeSyntaxMaxVersion = "3.9"
 	// AssetsServerURL represents the URL of the Portainer asset server

package.json

@@ -2,7 +2,7 @@
   "author": "Portainer.io",
   "name": "portainer",
   "homepage": "http://portainer.io",
-  "version": "2.14.0",
+  "version": "2.15.0",
   "repository": {
     "type": "git",
     "url": "git@github.com:portainer/portainer.git"