Revert "bump version to 5.0.2"

This reverts commit a1a2327b.

package.json

 {
   "name": "pling-store",
   "productName": "Pling-Store",
-  "version": "5.0.2",
+  "version": "5.0.1",
   "description": "Store Frontend and Management Application based on OpenCollaborationServices (OCS) of Opendesktop.org.",
   "author": "Pling.com",
   "license": "GPL-3.0",

pkg/appimage/appimagebuild

 #!/bin/bash
 
 PKGNAME='pling-store'
-PKGVER='5.0.2'
+PKGVER='5.0.1'
 
 # Only timestamp development branches
 if [ "${CI_COMMIT_REF_SLUG}" != "master" ]; then