Rename keyboards with uppercase letters (#18268)

data/schemas/definitions.jsonschema

@@ -68,20 +68,8 @@
         "type": "number"
     },
     "keyboard": {
-        "oneOf": [
-            {
-                "type": "string",
-                "enum": [
-                    "converter/numeric_keypad_IIe",
-                    "emptystring/NQG",
-                    "maple_computing/christmas_tree/V2017"
-                ]
-            },
-            {
         "type": "string",
         "pattern": "^[0-9a-z][0-9a-z_/]*$"
-            }
-        ]
     },
     "mcu_pin_array": {
         "type": "array",

keyboards/converter/numeric_keypad_iie/numeric_keypad_iie.c

@@ -13,4 +13,4 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
-#include "numeric_keypad_IIe.h"
+#include "numeric_keypad_iie.h"

keyboards/converter/numeric_keypad_iie/readme.md

@@ -11,6 +11,6 @@ Hardware Supported: Internal Numeric Keypad IIe PCB (Apple part 820.0081.c), ATm
 
 Make example for this keyboard (after setting up your build environment):
 
-    make converter/numeric_keypad_IIe:default
+    make converter/numeric_keypad_iie:default
 
 See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).

keyboards/emptystring/NQG/NQG.c

@@ -1 +0,0 @@
-#include "NQG.h"

keyboards/emptystring/nqg/nqg.c

@@ -0,0 +1 @@
+#include "nqg.h"

keyboards/emptystring/nqg/readme.md

@@ -10,6 +10,6 @@ Hardware Availability: Kits are available from [SA_EndlessGame](http://twitter.c
 
 Make example for this keyboard (after setting up your build environment):
 
-    make emptystring/NQG:default
+    make emptystring/nqg:default
 
 See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).

keyboards/maple_computing/christmas_tree/V2017/V2017.c

@@ -1 +0,0 @@
-#include "V2017.h"

keyboards/maple_computing/christmas_tree/readme.md

@@ -9,6 +9,6 @@ Keyboard Maintainer: [That-Canadian](https://github.com/That-Canadian)
 
 Make example for this keyboard (after setting up your build environment):
 
-    make maple_computing/christmas_tree/V2017:default
+    make maple_computing/christmas_tree/v2017:default
 
 See [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) then the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information.

keyboards/maple_computing/christmas_tree/rules.mk

@@ -17,4 +17,4 @@ BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
 AUDIO_ENABLE = no           # Audio output
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 
-DEFAULT_FOLDER = maple_computing/christmas_tree/V2017
+DEFAULT_FOLDER = maple_computing/christmas_tree/v2017

keyboards/maple_computing/christmas_tree/v2017/v2017.c

@@ -0,0 +1 @@
+#include "v2017.h"