[Keymap] keymaps for planck and crkbd (#6895)

* using similar keymaps (with vim in mind) for planck and crkbd

* changed to rgb matrix and lower max brightness to prevent unresponsiveness

* readme and default rgb mode

* disable all the not wanted effects and activate the framebuffer ones

* changed effects

* changed custom keycodes to defines

* fixed comment

keyboards/crkbd/keymaps/dsanchezseco/logo_reader.c

@@ -0,0 +1,9 @@
+const char *read_logo(void) {
+  static char logo[] = {
+      0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94,
+      0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4,
+      0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4,
+      0};
+
+  return logo;
+}