refactor: simplify with multitool fix from @fmeum (#434)

Mimics buildbuddy-io/bazel_env.bzl#37

Author: alexeagle

MODULE.bazel

@@ -26,7 +26,7 @@ bazel_dep(name = "rules_cc", version = "0.1.1")
 bazel_dep(name = "rules_go", version = "0.50.1")
 bazel_dep(name = "rules_java", version = "8.6.1")
 bazel_dep(name = "rules_jvm_external", version = "6.3")
-bazel_dep(name = "rules_multitool", version = "0.12.0")
+bazel_dep(name = "rules_multitool", version = "1.3.0")
 bazel_dep(name = "rules_nodejs", version = "6.3.5")
 bazel_dep(name = "rules_oci", version = "2.0.1")
 bazel_dep(name = "rules_pkg", version = "1.0.1")

tools/BUILD.bazel

@@ -1,6 +1,5 @@
-load("@aspect_bazel_lib//lib:testing.bzl", "assert_json_matches")
 load("@bazel_env.bzl", "bazel_env")
-load("@bazel_skylib//rules:write_file.bzl", "write_file")
+load("@multitool//:tools.bzl", MULTITOOLS = "TOOLS")
 load("@npm//:defs.bzl", "npm_link_all_packages")
 load("@npm//tools:@angular/cli/package_json.bzl", angular_cli = "bin")
 load("@npm//tools:svg-term-cli/package_json.bzl", svg_term_cli = "bin")
@@ -11,29 +10,6 @@ svg_term_cli.svg_term_binary(name = "svg-term")
 
 angular_cli.ng_binary(name = "ng")
 
-MULTITOOLS = [
-    "buf",
-    "buildozer",
-    "docker-compose",
-    "ibazel",
-    "multitool",
-    "terraform",
-]
-
-# Workaround https://github.com/buildbuddy-io/bazel_env.bzl/issues/32
-write_file(
-    name = "listed_multitools",
-    out = "listed_multitools.json",
-    content = [json.encode(MULTITOOLS)],
-)
-
-assert_json_matches(
-    name = "multitools",
-    file1 = "tools.lock.json",
-    file2 = "listed_multitools",
-    filter1 = """keys | map(select(. != "$schema"))""",
-)
-
 # Tools found in this package
 LOCAL_TOOLS = [
     "ng",