remove faster-package-multi-locale.patch

Merged upstream, see https://phabricator.services.mozilla.com/D148803

patches/faster-package-multi-locale.patch

@@ -1,88 +0,0 @@
-diff --git a/python/mozbuild/mozbuild/mach_commands.py b/python/mozbuild/mozbuild/mach_commands.py
---- a/python/mozbuild/mozbuild/mach_commands.py
-+++ b/python/mozbuild/mozbuild/mach_commands.py
-@@ -2468,11 +2468,11 @@
- @CommandArgument(
-     "--locales",
-     metavar="LOCALES",
-     nargs="+",
-     required=True,
--    help='List of locales to package, including "en-US"',
-+    help="List of locales to package",
- )
- @CommandArgument(
-     "--verbose", action="store_true", help="Log informative status messages."
- )
- def package_l10n(command_context, verbose=False, locales=[]):
-@@ -2484,55 +2484,33 @@
-             "export BUILD_BACKENDS=FasterMake,RecursiveMake\n"
-             "in your mozconfig."
-         )
-         return 1
- 
--    if "en-US" not in locales:
--        command_context.log(
--            logging.WARN,
--            "package-multi-locale",
--            {"locales": locales},
--            'List of locales does not include default locale "en-US": '
--            '{locales}; adding "en-US"',
--        )
--        locales.append("en-US")
--    locales = list(sorted(locales))
-+    locales = sorted(locale for locale in locales if locale != "en-US")
- 
-     append_env = {
-         # We are only (re-)packaging, we don't want to (re-)build
-         # anything inside Gradle.
-         "GRADLE_INVOKED_WITHIN_MACH_BUILD": "1",
-         "MOZ_CHROME_MULTILOCALE": " ".join(locales),
-     }
- 
--    for locale in locales:
--        if locale == "en-US":
--            command_context.log(
--                logging.INFO,
--                "package-multi-locale",
--                {"locale": locale},
--                "Skipping default locale {locale}",
--            )
--            continue
--
--        command_context.log(
--            logging.INFO,
--            "package-multi-locale",
--            {"locale": locale},
--            "Processing chrome Gecko resources for locale {locale}",
--        )
--        command_context.run_process(
--            [
--                mozpath.join(command_context.topsrcdir, "mach"),
--                "build",
--                "chrome-{}".format(locale),
--            ],
--            append_env=append_env,
--            pass_thru=True,
--            ensure_exit_code=True,
--            cwd=mozpath.join(command_context.topsrcdir),
--        )
-+    command_context.log(
-+        logging.INFO,
-+        "package-multi-locale",
-+        {"locales": locales},
-+        "Processing chrome Gecko resources for locales {locales}",
-+    )
-+    command_context._run_make(
-+        directory=command_context.topobjdir,
-+        target=["chrome-{}".format(locale) for locale in locales],
-+        append_env=append_env,
-+        pass_thru=False,
-+        print_directory=False,
-+        ensure_exit_code=True,
-+    )
- 
-     if command_context.substs["MOZ_BUILD_APP"] == "mobile/android":
-         command_context.log(
-             logging.INFO,
-             "package-multi-locale",
-