remove deprecated and unnecessary @bazel_tools//tools/jdk:jar
diff --git a/toolchains/kotlin_jvm/kt_jvm_toolchains.bzl b/toolchains/kotlin_jvm/kt_jvm_toolchains.bzl
index f528bb5..aaf1093 100644
--- a/toolchains/kotlin_jvm/kt_jvm_toolchains.bzl
+++ b/toolchains/kotlin_jvm/kt_jvm_toolchains.bzl
@@ -114,7 +114,6 @@
         coverage_runtime = ctx.attr.coverage_runtime[JavaInfo] if JavaInfo in ctx.attr.coverage_runtime else None,
         genclass = ctx.file.genclass,
         header_gen_tool = ctx.attr.header_gen_tool[DefaultInfo].files_to_run if ctx.attr.header_gen_tool else None,
-        jar_tool = ctx.attr.jar_tool[DefaultInfo].files_to_run,
         java_language_version = ctx.attr.java_language_version,
         java_runtime = ctx.attr.java_runtime,
         jvm_abi_gen_plugin = ctx.file.jvm_abi_gen_plugin,
@@ -182,12 +181,6 @@
             allow_single_file = True,
             cfg = "exec",
         ),
-        jar_tool = attr.label(
-            default = "@bazel_tools//tools/jdk:jar",
-            executable = True,
-            allow_files = True,
-            cfg = "exec",
-        ),
         java_language_version = attr.string(
             default = "11",
         ),
diff --git a/tools/coverage/BUILD b/tools/coverage/BUILD
index e97ac5d..78a73ea 100644
--- a/tools/coverage/BUILD
+++ b/tools/coverage/BUILD
@@ -19,7 +19,6 @@
     srcs = ["bazel_jar_instrumenter.sh"],
     data = [
         "//bazel:jacoco_cli",
-        "@bazel_tools//tools/jdk:jar",
     ],
     visibility = [
         "//:internal",