Instaloader

**Fixes**:
- Fix slow video download (1145, 1233, 1237)

(This version is equal to [Version 4.7.3](https://github.com/instaloader/instaloader/releases/tag/v4.7.3) and only exists to repeat the previously-failed deployment to PyPI)

**Fixes**:
- Fix `Login error: JSON decode fail, 403 - Forbidden.` (1150, 1192)
- Fix and update `Profile.has_public_story` functionality (1183)
- Fix missing 2FA error message

**Fixes**:
- Fix `Login error: JSON decode fail, 403 - Forbidden.` (1150, 1192)
- Fix and update `Profile.has_public_story` functionality (1183)
- Fix missing 2FA error message

**Fixes**:
- Fix documentation for `--count` option (1139)
- Fix `Post.mentions` including email adresses (1029, 1167)
- Update dependencies that are used in CI pipelines and shipped in the windows standalone executable (1163)

**Fixes**:
- Get better-quality version of pictures if logged-in (1065)
- Fix SRCINFO depends metadata in AUR

**BREAKING CHANGES**:
- `download_geotags` and `download_comments` in `instaloader.Instaloader()` now default to `False` rather than `True`.
- Require Python>=3.6 (drop support for Python 3.5)

**Further changes:**
- Improve efficiency when re-downloading targets
- Support resuming of comments download
- Add flag `--abort-on` to abort and save resume information on HTTP errors (920),
e.g, with `--abort-on=302,400,429`, Instaloader will stop if a request is responded with a 302 redirect, a Bad Request error, or a Too Many Requests error.
- Add property `title` to Post (745, 969, 976)
- Update default user agent to Chrome/89
- Minor improvements to error handling
- Update dependencies regarding Windows 10 standalone EXE

Thanks to 17it151tejaschauhan for contributing to this release!