Update sketches-ddsketch requirement from 0.2.1 to 0.3.0 (#2423)

Updates the requirements on [sketches-ddsketch](https://github.com/mheffner/rust-sketches-ddsketch) to permit the latest version.
- [Release notes](https://github.com/mheffner/rust-sketches-ddsketch/releases)
- [Commits](mheffner/rust-sketches-ddsketch@v0.2.1...v0.3.0)

---
updated-dependencies:
- dependency-name: sketches-ddsketch
  dependency-type: direct:production
...

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

Cargo.toml

@@ -63,7 +63,7 @@ query-grammar = { version = "0.22.0", path = "./query-grammar", package = "tanti
 tantivy-bitpacker = { version = "0.6", path = "./bitpacker" }
 common = { version = "0.7", path = "./common/", package = "tantivy-common" }
 tokenizer-api = { version = "0.3", path = "./tokenizer-api", package = "tantivy-tokenizer-api" }
-sketches-ddsketch = { version = "0.2.1", features = ["use_serde"] }
+sketches-ddsketch = { version = "0.3.0", features = ["use_serde"] }
 futures-util = { version = "0.3.28", optional = true }
 fnv = "1.0.7"