Remove deprecated RGB_ and Mouse keycodes (#25444)

* Remove deprecated `RGB_` and Mouse keycodes

* Update old mouse keycodes, 0-9/A-M

* Update old mouse keycodes, N-Z & layouts

* Missed some stuff

keyboards/idank/spankbd/keymaps/default/keymap.json

@@ -59,7 +59,7 @@
           "KC_DLR",
           "KC_LPRN",
           "KC_RPRN",
-          "KC_BTN2",
+          "MS_BTN2",
           "KC_PPLS",
           "KC_MINS",
           "KC_SLSH",
@@ -69,7 +69,7 @@
           "KC_CIRC",
           "KC_LBRC",
           "KC_RBRC",
-          "KC_BTN1",
+          "MS_BTN1",
           "KC_AMPR",
           "KC_EQL",
           "KC_COMM",
@@ -108,10 +108,10 @@
           "KC_F8",
           "KC_F9",
           "KC_F10",
-          "KC_MS_L",
-          "KC_MS_D",
-          "KC_MS_U",
-          "KC_MS_R",
+          "MS_LEFT",
+          "MS_DOWN",
+          "MS_UP",
+          "MS_RGHT",
           "KC_VOLD",
           "KC_F11",
           "KC_F12",