Tor Browser localization migration scripts.

tools/torbrowser/l10n/migrate.py

tools/torbrowser/l10n/migrations/__init__.py

tools/torbrowser/l10n/migrations/bug-41333-new-about-tor.py

tools/torbrowser/l10n/migrations/bug-41622-neterror.py

.../migrations/bug-41820-moz-message-bar-download-warning.py

tools/torbrowser/l10n/migrations/bug-42202-crypto-safety.py

tools/torbrowser/l10n/migrations/bug-42203-about-dialog.py

tools/torbrowser/l10n/migrations/bug-42206-rulesets.py

tools/torbrowser/l10n/migrations/bug-42207-settings.py

tools/torbrowser/l10n/migrations/bug-42209-tor-circuit.py

.../torbrowser/l10n/migrations/bug-42210-download-warning.py

tools/torbrowser/l10n/migrations/bug-42211-new-identity.py

tools/torbrowser/l10n/migrations/bug-42212-onion-services.py

tools/torbrowser/l10n/migrations/bug-42214-security-level.py