[Keyboard] Hard Light Mark 2 and keymaps (#13719)

* Hard Light Mark 2 and keymaps

This time with minor competence!

* Update keyboards/edi/hardlight/mk2/rules.mk

* Delete config.h

* Apply suggestions from code review

keyboards/edi/hardlight/mk2/keymaps/default/config.h

@@ -0,0 +1,24 @@
+/*
+©2021 Everywhere Defense Industries / Fate Everywhere <fate@7storm.org>
+ 
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#undef  LEADER_TIMEOUT
+#define LEADER_TIMEOUT 250
+#define LEADER_PER_KEY_TIMING
+
+// place overrides here