fix(bzlmod): don't use repo name npm_typescript

[tyler-french]

Without this change, it will fail to build:

ERROR: /../external/bazel_tools/tools/build_defs/repo/utils.bzl:268:18: Traceback (most recent call last):
        File "/../external/aspect_rules_ts~/ts/extensions.bzl", line 14, column 29, in _extension_impl
                npm_dependencies(
        File "/../external/aspect_rules_ts~/ts/private/npm_repositories.bzl", line 83, column 10, in npm_dependencies
                maybe(
        File "/..external/bazel_tools/tools/build_defs/repo/utils.bzl", line 268, column 18, in maybe
                repo_rule(name = name, **kwargs)
Error in repository_rule: A repo named npm_typescript is already generated by this module extension at /../external/bazel_tools/tools/build_defs/repo/utils.bzl:268:18