Remove Budget from CLI (#11451)

* Remove support for Budget

Also:
* Make "pay" command a deprecated alias for the "transfer" command

* chore: remove budget from web3.js

* Drop Budget depedency from core

Validators no longer ship with builtin Budget

web3.js/module.flow.js

@@ -54,9 +54,6 @@ declare module '@solana/web3.js' {
     lamportsPerSignature: number,
   };
 
-  // === src/budget-program.js ===
-  /* TODO */
-
   // === src/connection.js ===
   declare export type Context = {
     slot: number,