[Keyboard] move rainkeebs's keyboards to rainkeebs/ (#15797)

keyboards/rainkeebs/delilah/readme.md

@@ -11,12 +11,12 @@ A 12.25u, traditional stagger, 40% keyboard. Designed to keep another punctuatio
 
 Make example for this keyboard (after setting up your build environment):
 
-    qmk compile -kb delilah -kb default
+    qmk compile -kb rainkeebs/delilah -km default
     
 To reset the keyboard, hold the top left key while plugging in, or hit the reset button near the USB port
 
 Install example for this keyboard:
 
-    qmk flash -kb delilah -km default
+    qmk flash -kb rainkeebs/delilah -km 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/rainkeebs/rainkeeb/readme.md

@@ -13,12 +13,12 @@ This is the default layout, at least the base layer. By default the OLED display
 
 Make example for this keyboard (after setting up your build environment):
 
-    make rainkeeb:default
+    make rainkeebs/rainkeeb:default
 
 To put reset into bootloader mode just push the reset button from the left side of the board using a pair of tweezers or similar object.
 
 Install example for this keyboard:
 
-    make rainkeeb:default:flash
+    make rainkeebs/rainkeeb:default:flash
 
 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/rainkeebs/yasui/readme.md

@@ -11,12 +11,12 @@ A 10u ortho kit.
 
 Make example for this keyboard (after setting up your build environment):
 
-    qmk compile -kb yasui -kb default
+    qmk compile -kb rainkeebs/yasui -km default
     
 To reset the keyboard, hold the top left key while plugging in, or hit the reset button near the USB port
 
 Install example for this keyboard:
 
-    qmk flash -kb yasui -km default
+    qmk flash -kb rainkeebs/yasui -km 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).