increase version to 2.1.0-RC.7

- Update `@netgrif/petriflow` dependency to 2.2.2.

Author: tuplle

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@netgrif/application-builder",
-    "version": "2.1.0-RC.6",
+    "version": "2.1.0-RC.7",
     "description": "Netgrif Application Builder for building, configuring and modeling applications for Application Engine.",
     "homepage": "https://builder.netgrif.com",
     "license": "SEE LICENSE IN LICENSE FILE",
@@ -59,7 +59,7 @@
         "@netgrif/components": "7.0.0-beta.1",
         "@netgrif/components-core": "7.0.0-beta.1",
         "@netgrif/petri.svg": "1.1.1",
-        "@netgrif/petriflow": "2.2.1",
+        "@netgrif/petriflow": "2.2.2",
         "@netgrif/petriflow.svg": "1.1.1",
         "@ngbracket/ngx-layout": "^17.0.1",
         "@ngx-translate/core": "~15.0.0",