Delete src/tools/ak/dex

This has been replaced with the java-based DesugarDexShardingAction.

PiperOrigin-RevId: 791667701
Change-Id: Ieabd4507766ea419b5326348e5a2ebdf9e1f4d67

Author: ted-xie

src/tools/ak/BUILD

@@ -52,7 +52,6 @@ go_library(
         ":types",
         "//src/tools/ak/bucketize",
         "//src/tools/ak/compile",
-        "//src/tools/ak/dex",
         "//src/tools/ak/extractaar",
         "//src/tools/ak/extractresources",
         "//src/tools/ak/finalrjar",

src/tools/ak/akcommands.go

@@ -18,7 +18,6 @@ package akcommands
 import (
 	"src/tools/ak/bucketize/bucketize"
 	"src/tools/ak/compile/compile"
-	"src/tools/ak/dex/dex"
 	"src/tools/ak/extractaar/extractaar"
 	"src/tools/ak/extractresources/extractresources"
 	"src/tools/ak/finalrjar/finalrjar"
@@ -39,7 +38,6 @@ var (
 	Cmds = map[string]types.Command{
 		"bucketize":        bucketize.Cmd,
 		"compile":          compile.Cmd,
-		"dex":              dex.Cmd,
 		"extractaar":       extractaar.Cmd,
 		"extractresources": extractresources.Cmd,
 		"link":             link.Cmd,