build(deps): bump hdrhistogram from 7.3.0 to 7.4.0 (#1330)

Bumps [hdrhistogram](https://github.com/HdrHistogram/HdrHistogram_rust) from 7.3.0 to 7.4.0.
- [Release notes](https://github.com/HdrHistogram/HdrHistogram_rust/releases)
- [Changelog](https://github.com/HdrHistogram/HdrHistogram_rust/blob/master/CHANGELOG.md)
- [Commits](HdrHistogram/HdrHistogram_rust@v7.3.0...v7.4.0)

---
updated-dependencies:
- dependency-name: hdrhistogram
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -357,9 +357,9 @@ checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
 [[package]]
 name = "hdrhistogram"
-version = "7.3.0"
+version = "7.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "faa51471caf8069812385974ce947bf4b71a806d7e5a0d1f710af57d6a9a45ad"
+checksum = "6490be71f07a5f62b564bc58e36953f675833df11c7e4a0647bee7a07ca1ec5e"
 dependencies = [
  "byteorder",
  "num-traits",

linkerd/metrics/Cargo.toml

@@ -13,7 +13,7 @@ test_util = []
 
 [dependencies]
 deflate = { version = "0.9.1", features = ["gzip"] }
-hdrhistogram = { version = "7.3", default-features = false, optional = true }
+hdrhistogram = { version = "7.4", default-features = false, optional = true }
 http = "0.2"
 hyper = { version = "0.14.14", features = ["http1", "http2"] }
 linkerd-stack = { path = "../stack", optional = true }