Update babel to 2.5.3

[pyup-bot]

There's a new version of babel available.
You are currently using 2.3.4. I have updated it to 2.5.3

These links might come in handy: PyPI | Changelog | Homepage | Docs

Changelog

2.5.2

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Bugfixes

• Revert the unnecessary PyInstaller fixes from 2.5.0 and 2.5.1 (533) (yagebu)

2.5.1

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Minor Improvements and bugfixes

• Use a fixed datetime to avoid test failures (520) (narendravardi)
• Parse multi-line future imports better (519) (akx)
• Fix validate_currency docstring (522)
• Allow normalize_locale and exists to handle various unexpected inputs (523) (suhojm)
• Make PyInstaller support more robust (525, 526) (thijstriemstra, akx)

2.5.0

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New Features

• Numbers: Add currency utilities and helpers (491) (kdeldycke)
• Support PyInstaller (500, 505) (wodo)

Minor Improvements and bugfixes

• Dates: Add str to DateTimePattern (515) (sfermigier)
• Dates: Fix an invalid string to bytes comparison when parsing TZ files on Py3 (498) (rowillia)
• Dates: Formatting zero-padded components of dates is faster (517) (akx)
• Documentation: Fix "Good Commits" link in CONTRIBUTING.md (511) (naryanacharya6)
• Documentation: Fix link to Python gettext module (512) (Linkid)
• Messages: Allow both dash and underscore separated locale identifiers in pofiles (489, 490) (akx)
• Messages: Extract Python messages in nested gettext calls (488) (sublee)
• Messages: Fix in-place editing of dir list while iterating (476, 492) (MarcDufresne)
• Messages: Stabilize sort order (482) (xavfernandez)
• Time zones: Honor the no-inherit marker for metazone names (405) (akx)

2.4.0

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New Features

Some of these changes might break your current code and/or tests.

• CLDR: CLDR 29 is now used instead of CLDR 28 (405) (akx)
• Messages: Add option 'add_location' for location line formatting (438, 459) (rrader, alxpy)
• Numbers: Allow full control of decimal behavior (410) (etanol)

Minor Improvements and bugfixes

• Documentation: Improve Date Fields descriptions (450) (ldwoolley)
• Documentation: Typo fixes and documentation improvements (406, 412, 403, 440, 449, 463) (zyegfryed, adamchainz, jwilk, akx, roramirez, abhishekcs10)
• Messages: Default to UTF-8 source encoding instead of ISO-8859-1 (399) (asottile)
• Messages: Ensure messages are extracted in the order they were passed in (424) (ngrilly)
• Messages: Message extraction for JSX files is improved (392, 396, 425) (karloskar, georgschoelly)
• Messages: PO file reading supports multi-line obsolete units (429) (mbirtwell)
• Messages: Python message extractor respects unicode_literals in future (427) (sublee)
• Messages: Roundtrip Language headers (420) (kruton)
• Messages: units before obsolete units are no longer erroneously marked obsolete (452) (mbirtwell)
• Numbers: parse_pattern now preserves the full original pattern (414) (jtwang)
• Numbers: Fix float conversion in extract_operands (435) (akx)
• Plurals: Fix plural forms for Czech and Slovak locales (373) (ykshatroff)
• Plurals: More plural form fixes based on Mozilla and CLDR references (431) (mshenfield)

Internal improvements

• Local times are constructed correctly in tests (411) (etanol)
• Miscellaneous small improvements (437) (scop)
• Regex flags are extracted from the regex strings (462) (singingwolfboy)
• The PO file reader is now a class and has seen some refactoring (429, 452) (mbirtwell)

Got merge conflicts? Close this PR and delete the branch. I'll create a new PR for you.

Happy merging! 🤖