build(deps): update hex-conservative requirement from 0.2.1 to 1.0.1

Updates the requirements on [hex-conservative](https://github.com/rust-bitcoin/hex-conservative) to permit the latest version.
- [Changelog](https://github.com/rust-bitcoin/hex-conservative/blob/master/CHANGELOG.md)
- [Commits](rust-bitcoin/hex-conservative@hex-conservative-0.2.2...hex-conservative-1.0.1)

---
updated-dependencies:
- dependency-name: hex-conservative
  dependency-version: 1.0.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.toml

@@ -22,7 +22,7 @@ corepc-types = { version = "0.12.0", features = ["default"]}
 jsonrpc = { version = "0.19.0", features = ["bitreq_http"] }
 
 # These pins are needed for `Cargo-minimal.lock`:
-hex-conservative = { version = "0.2.1" } # blame: corepc-node
+hex-conservative = { version = "1.0.1" } # blame: corepc-node
 
 [dev-dependencies]
 anyhow = { version = "1.0.66" }