DEV: only enable SafeMigrate in development and test

SafeMigrate outputs text when we detect attempts to unsafely drop tables
and columns

It is unfortunately not thread safe

This is not needed in production as we would have already caught it by then
in our test suite.

lib/freedom_patches/safe_migrations.rb

@@ -2,4 +2,11 @@
 
 require_dependency 'migration/safe_migrate'
 
-Migration::SafeMigrate.patch_active_record!
+# We do not run this in production cause it is intrusive and has
+# potential to break stuff, it also breaks under concurrent use
+# which rake:multisite_migrate uses
+#
+# The protection is only needed in Dev and Test
+if ENV['RAILS_ENV'] != "production"
+  Migration::SafeMigrate.patch_active_record!
+end