Update dependency guzzlehttp/promises to v2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
guzzlehttp/promises	^1.5 -> ^2.0

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Release Notes

guzzle/promises (guzzlehttp/promises)

v2.0.4

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Fixed

• Once settled, don't allow further rejection of additional promises

v2.0.3

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Changed

• PHP 8.4 support

v2.0.2

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Changed

• Replaced call_user_func* with native calls

v2.0.1

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Changed

• PHP 8.3 support

v2.0.0

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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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Configuration

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♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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[renovate]

⚠️ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: composer.lock

Command failed: composer update guzzlehttp/promises:2.0.4 --with-dependencies --ignore-platform-req='ext-*' --ignore-platform-req='lib-*' --no-ansi --no-interaction --no-scripts --no-autoloader --no-plugins
Loading composer repositories with package information
Updating dependencies
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - Root composer.json requires guzzlehttp/promises ^2.0, found guzzlehttp/promises[2.0.0, ..., 2.0.4] but these were not loaded, likely because it conflicts with another require.
  Problem 2
    - aws/aws-sdk-php is locked to version 3.336.9 and an update of this package was not requested.
    - aws/aws-sdk-php 3.336.9 requires guzzlehttp/promises ^1.4.0 || ^2.0 -> found guzzlehttp/promises[1.4.0, ..., 1.5.3, 2.0.0, ..., 2.0.4] but these were not loaded, likely because it conflicts with another require.
  Problem 3
    - elife/api-client is locked to version v1.2.0 and an update of this package was not requested.
    - elife/api-client v1.2.0 requires guzzlehttp/promises ^1.0 || ^2.0 -> found guzzlehttp/promises[1.0.0, ..., 1.5.3, 2.0.0, ..., 2.0.4] but these were not loaded, likely because it conflicts with another require.
  Problem 4
    - elife/api-sdk is locked to version dev-master and an update of this package was not requested.
    - elife/api-sdk dev-master requires guzzlehttp/promises ^1.0 -> found guzzlehttp/promises[1.0.0, ..., 1.5.3] but it conflicts with your root composer.json require (^2.0).
  Problem 5
    - guzzlehttp/guzzle is locked to version 7.8.2 and an update of this package was not requested.
    - guzzlehttp/guzzle 7.8.2 requires guzzlehttp/promises ^1.5.3 || ^2.0.3 -> found guzzlehttp/promises[1.5.3, 2.0.3, 2.0.4] but these were not loaded, likely because it conflicts with another require.
  Problem 6
    - elife/bus-sdk is locked to version v1.4.0 and an update of this package was not requested.
    - aws/aws-sdk-php 3.336.9 requires guzzlehttp/promises ^1.4.0 || ^2.0 -> found guzzlehttp/promises[1.4.0, ..., 1.5.3, 2.0.0, ..., 2.0.4] but these were not loaded, likely because it conflicts with another require.
    - elife/bus-sdk v1.4.0 requires aws/aws-sdk-php ^3.238 -> satisfiable by aws/aws-sdk-php[3.336.9].

Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.