Merge bitcoindevkit/bdk#1801: ci: automated update to rustc 1.84.0

Merge bitcoindevkit/bdk#1801: ci: automated update to rustc 1.84.0

1ccc29e7153c87a4cd4dc5c599ff8ff4ccf23a57 ci(clippy): fix new stricter needless_lifetime errors for rust 1.84 (Steve Myers)
49a616d2ead3299db19fba3523feb1f6424a4d4c ci: automated update to rustc 1.84.0 (Github Action)

Pull request description:

  Automated update to Github CI workflow `cont_integration.yml` by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

ACKs for top commit:
  ValuedMammal:
    ACK 1ccc29e7
  oleonardolima:
    ACK 1ccc29e7153c87a4cd4dc5c599ff8ff4ccf23a57

Tree-SHA512: 8985c389189d6bd5012eef581d35dafe953932b3d87a10ccc327397ff4741af1b20425a2de958da90779f7000f6d349122ff39241657a67eb46a2c93799d3491