fix(deps): update dependency guzzlehttp/promises to v2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
guzzlehttp/promises	^1.5.2 -> ^2.0.2

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Release Notes

guzzle/promises (guzzlehttp/promises)

v2.0.2

Compare Source

Changed

• Replaced call_user_func* with native calls

v2.0.1

Compare Source

Changed

• PHP 8.3 support

v2.0.0

Compare Source

Added

• Added PHP 7 type hints

Changed

• All previously non-final non-exception classes have been marked as soft-final

Removed

• Dropped PHP < 7.2 support
• All functions in the GuzzleHttp\Promise namespace

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