chore: remove the now-unnecessary dependency on rules_jsonnet

Author: johnbartholomew

MODULE.bazel

@@ -10,7 +10,6 @@ build_defs = use_extension("//tools/build_defs:extensions.bzl", "build_defs")
 use_repo(
     build_defs,
     "default_python3_headers",
-    "io_bazel_rules_jsonnet",
 )
 
 register_toolchains("//platform_defs:default_python3_toolchain")

WORKSPACE

@@ -2,13 +2,6 @@ workspace(name = "jsonnet")
 
 load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
 
-git_repository(
-    name = "io_bazel_rules_jsonnet",
-    commit = "ad2b4204157ddcf7919e8bd210f607f8a801aa7f",
-    remote = "https://github.com/bazelbuild/rules_jsonnet.git",
-    shallow_since = "1556260764 +0200",
-)
-
 git_repository(
     name = "com_google_googletest",
     # If updating googletest version, also update CMakeLists.txt.in.

tools/build_defs/extensions.bzl

@@ -1,14 +1,7 @@
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
+# load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 load(":python_repo.bzl", "python_headers")
 
 def _impl(repository_ctx):
-    git_repository(
-        name = "io_bazel_rules_jsonnet",
-        commit = "ad2b4204157ddcf7919e8bd210f607f8a801aa7f",
-        remote = "https://github.com/bazelbuild/rules_jsonnet.git",
-        shallow_since = "1556260764 +0200",
-    )
-
     python_headers(name = "default_python3_headers")
 
 build_defs = module_extension(