upgrade to zmk-helpers v2

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "zmk-nodefree-config"]
-	path = zmk-nodefree-config
-	url = https://github.com/urob/zmk-nodefree-config

config/base.keymap

@@ -7,9 +7,9 @@
     #define _BT_SEL_KEYS_ &trans &trans &trans &trans &trans
 #endif
 
-#include "../zmk-nodefree-config/helper.h"
-#include "../zmk-nodefree-config/international_chars/greek.dtsi"
-#include "../zmk-nodefree-config/international_chars/german.dtsi"
+#include "zmk-helpers/helper.h"
+#include "zmk-helpers/unicode-chars/greek.dtsi"
+#include "zmk-helpers/unicode-chars/german.dtsi"
 
 #define DEF 0
 #define NAV 1

config/corneish_zen.keymap

@@ -1,5 +1,5 @@
-/* source keypos definitions */
-#include "../zmk-nodefree-config/keypos_def/keypos_36keys.h"
+/* source key position labels */
+#include "zmk-helpers/key-labels/36.h"
 
 /* map Zen's extra keys */
 #define X_LH  &kp LGUI      // thumb row, left

config/glove80.keymap

@@ -1,5 +1,5 @@
-/* source keypos definitions */
-#include "../zmk-nodefree-config/keypos_def/keypos_glv80.h"
+/* source key position labels */
+#include "zmk-helpers/key-labels/glove80.h"
 
 /* map the Glove's extra keys */
 #define X_LT  \

config/planck_rev6.keymap

@@ -1,5 +1,5 @@
-/* source keypos definitions */
-#include "../zmk-nodefree-config/keypos_def/keypos_48keys_wide.h"
+/* source key position labels */
+#include "zmk-helpers/key-labels/48_wide.h"
 
 /* map Planck's extra keys */
 #define X_MT  &none &none                // top row, middle

config/west.yml

@@ -9,5 +9,8 @@ manifest:
       remote: urob
       revision: main
       import: app/west.yml
+    - name: zmk-helpers
+      remote: urob
+      revision: v2
   self:
     path: config

zmk-nodefree-config

@@ -1 +0,0 @@
-Subproject commit cee51bb018436b4e6a67fbf40e0d7b764ba75b7b