Merge `rc/v0.51` to `feat/managed-decimal` · multiversx/mx-sdk-rs@9100774

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Unexpected input(s) 'default', valid inputs are ['toolchain', 'target', 'components', 'cache', 'cache-workspaces', 'matcher', 'rustflags']

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