fixup! Tor Browser localization migration scripts.

from fluent.migrate.helpers import transforms_from

def migrate(ctx):

    # NOTE: preferences.ftl comes from firefox-l10n repository, under the path:

    #   <locale>/browser/browser/preferences/preferences.ftl

    # which will need to be added the translations worktree under the path:

    #   <locale>/preferences.ftl

    # prior to running this migration.

    ctx.add_transforms(

        "base-browser.ftl",

        "base-browser.ftl",

        transforms_from(

            """

browser-layout-show-sidebar-limited =

    .label = { COPY_PATTERN(preferences_path, "browser-layout-show-sidebar2.label") }

    .description = { COPY_PATTERN(path, "browser-layout-show-sidebar-desc-limited") }

""",

            path="base-browser.ftl",

            preferences_path="preferences.ftl",

        ),

    )