Merge bitcoindevkit#1135: ci: Pin time, cc in order to keep MSRV

ea6411c ci: Pin time, cc in order to keep MSRV (Daniela Brozzoni)

Pull request description:

  ### Checklists

  #### All Submissions:

  * [x] I've signed all my commits
  * [x] I followed the [contribution guidelines](https://github.com/bitcoindevkit/bdk/blob/master/CONTRIBUTING.md)
  * [x] I ran `cargo fmt` and `cargo clippy` before committing

ACKs for top commit:
  notmandatory:
    ACK ea6411c

Tree-SHA512: e2400bd4a1583db8503efa05279f1d97b136dfbe63ae92bc33817fa6763f7f3b8789acf9aef0f36bb8a0486539637eaa101f638d223354d3c6193f2ab2ebdfdb

.github/workflows/cont_integration.yml

@@ -42,6 +42,8 @@ jobs:
           cargo update -p rustls-webpki:0.100.3 --precise "0.100.1"
           cargo update -p rustls-webpki:0.101.6 --precise "0.101.1"
           cargo update -p zip:0.6.6 --precise "0.6.2"
+          cargo update -p time --precise "0.3.13"
+          cargo update -p cc --precise "1.0.81"
       - name: Build
         run: cargo build ${{ matrix.features }}
       - name: Test