Convert Button to TypeScript

(cherry picked from commit 63b4998c8e51d0d2b8b51133cbb1fd928394a7e6)

Closes #10345

frontend/src/Helpers/Props/align.ts

@@ -0,0 +1,5 @@
+export const LEFT = 'left';
+export const CENTER = 'center';
+export const RIGHT = 'right';
+
+export const all = [LEFT, CENTER, RIGHT];