Update infer requirement from 0.14 to 0.15

Updates the requirements on [infer](https://github.com/bojand/infer) to permit the latest version.
- [Release notes](https://github.com/bojand/infer/releases)
- [Commits](bojand/infer@v0.14.0...v0.15.0)

---
updated-dependencies:
- dependency-name: infer
  dependency-type: direct:production
...

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

Cargo.toml

@@ -18,7 +18,7 @@ license = "MIT"
 ar = "0.9"
 bzip2 = { version = "0.4", optional = true }
 flate2 = { version = "1.0", optional = true }
-infer = "0.14"
+infer = "0.15"
 log = "0.4"
 indexmap = "2.0.0"
 tar = "0.4"