chg: dev: updated plugin version for the new release

Author: Michele Tessaro

init.rb

@@ -4,7 +4,7 @@
   name 'Redmine Drawio plugin'
   author 'Michele Tessaro'
   description 'Wiki macro plugin for inserting drawio diagrams into Wiki pages and Issues'
-  version '1.0.0-rc2'
+  version '1.0.0'
   url 'https://github.com/mikitex70/redmine_drawio'
   author_url 'https://github.com/mikitex70'