add tender/macrowo_pad (#12786)

* add tender/macrowo_pad

* add another layer for via keymap

Co-authored-by: Swiftrax <swiftrax@gmail.com>

keyboards/tender/macrowo_pad/readme.md

@@ -0,0 +1,16 @@
+
+# Macrowo_Pad
+
+! Macrowo Pad
+
+Need I say more?
+
+- Keyboard Maintainer: [swiftrax](https://github.com/swiftrax)
+- Hardware Supported: Macrowo_Pad, Pro Micro, Elite-C, Proton C, BlueMicro.
+- Hardware Availability: Macrowo_Pad
+
+Make example for this keyboard (after setting up your build environment):
+
+    make tender/macrowo_pad: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).