move z150_bh at101_bh omnikey_bh to viktus/ (#16004)

keyboards/viktus/at101_bh/readme.md

@@ -10,6 +10,6 @@ Hardware Availability: https://deskthority.net/group-buys-f50/programmable-vinta
 
 Make example for this keyboard (after setting up your build environment):
 
-    make at101_bh:default
+    make viktus/at101_bh: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/viktus/omnikey_bh/readme.md

@@ -9,6 +9,6 @@ Hardware Availability: https://deskthority.net/group-buys-f50/omnikey-replacemen
 
 Make example for this keyboard (after setting up your build environment):
 
-    make omnikey_bh:default
+    make viktus/omnikey_bh: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/viktus/z150_bh/readme.md

@@ -9,6 +9,6 @@ Hardware Availability: [Deskthority Group Buy](https://deskthority.net/group-buy
 
 Make example for this keyboard (after setting up your build environment):
 
-    make z150_bh:default
+    make viktus/z150_bh: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).