Update chess requirement from ~=1.9.3 to ~=1.9.4

[dependabot[bot]]

Updates the requirements on chess to permit the latest version.

Changelog

Sourced from chess's changelog.

New in v1.9.4 (22nd Dec 2022)

Bugfixes:

• Fix PovScore.wdl() ignored model and ply parameters.
• chess.syzygy: Check that board matches tablebase variant.

New features:

• Add model sf15.1 for chess.engine.Score.wdl().
• Raise more specific exceptions: chess.IllegalMoveError, chess.AmbiguousMoveError, and chess.InvalidMoveError.

New in v1.9.3 (16th Sep 2022)

Bugfixes:

• Fix some valid characters were not accepted in PGN tag names.

Changes:

• Skip over syntactically invalid PGN tags.
• Detect Antichess insufficient material with two opposing knights.

New features:

• Add chess.Board.unicode(..., orientation=chess.WHITE).

New in v1.9.2 (17th Jun 2022)

Bugfixes:

• Fix recursive Crazyhouse move generation sometimes failing with with RuntimeError.
• Fix rendering of black pawn SVG on dark background.

New features:

• Add chess.engine.AnalysisResult.would_block().

New in v1.9.1 (28th May 2022)

Bugfixes:

• Reject pawn capture SAN if the original file is not specified, e.g., d5 will no longer match cxd5.

... (truncated)

Commits

• b04275a Prepare 1.9.4
• 0a2075d Fix test suite with Stockfish 15.1
• ecc6328 Merge pull request #944 from ianfab/fix_relative_wdl
• beb68d3 Make relative WDL consider model and ply
• 5201d08 Merge pull request #943 from ianfab/sf_15_1_wdl
• b1de45e Add SF 15.1 win rate model
• 5673479 Mention that parse_san is not strict (#931)
• 5535067 Simplify SVG board fill example for Python 3.8 compat (fixes #936)
• feb8c82 PettingZoo now on https://pettingzoo.farama.org (fixes #940)
• 7ab1acb Try Python 3.11
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)