[Keyboard] move novelkeys keyboards to vendor folder (#15783)

keyboards/novelkeys/nk1/readme.md

@@ -12,7 +12,7 @@ A big switch keypad!
 
 Make example for this keyboard (after setting up your build environment):
 
-    make nk1:default
+    make novelkeys/nk1: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/novelkeys/nk65/readme.md

@@ -19,7 +19,7 @@ NOTE: For PCBs with revision v1.4 or later please use nk65/v1_4 in the make comm
 
 Make example for this keyboard (after setting up your build environment):
 
-    make nk65:via
+    make novelkeys/nk65:via
 
 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/novelkeys/nk87/readme.md

@@ -14,7 +14,7 @@ This is a standard fixed layout TKL PCB. It supports VIA and full per-key RGB.
 
 Make example for this keyboard (after setting up your build environment):
 
-    make nk87:default
+    make novelkeys/nk87: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/novelkeys/novelpad/readme.md

@@ -10,6 +10,6 @@ Hardware Availability: [Novelkeys.xyz](https://novelkeys.xyz)
 
 Make example for this keyboard (after setting up your build environment):
 
-    make novelpad:default
+    make novelkeys/novelpad: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).