[bazel] rollback #14924 and #14927

Since #14860 was rolled back, #14924 and #14927 should also be rolled
back since they were fixes in response to #14860 to begin with.

Signed-off-by: Timothy Trippel <ttrippel@google.com>
diff --git a/util/prep-bazel-airgapped-build.sh b/util/prep-bazel-airgapped-build.sh
index 70f860b..cd66adc 100755
--- a/util/prep-bazel-airgapped-build.sh
+++ b/util/prep-bazel-airgapped-build.sh
@@ -140,8 +140,6 @@
   ${BAZELISK} fetch \
     --repository_cache=${BAZEL_AIRGAPPED_DIR}/${BAZEL_CACHEDIR} \
     //... \
-    @rules_rust_bindgen__bindgen__0_58_1//... \
-    @bindgen_clang_linux//... \
     @lowrisc_rv32imcb_files//... \
     @local_config_cc_toolchains//... \
     @local_config_platform//... \