Update ra_ap_syntax requirement from 0.0.171 to 0.0.173

Updates the requirements on [ra_ap_syntax](https://github.com/rust-lang/rust-analyzer) to permit the latest version.
- [Release notes](https://github.com/rust-lang/rust-analyzer/releases)
- [Commits](https://github.com/rust-lang/rust-analyzer/commits)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

git-function-history-lib/Cargo.toml

@@ -19,7 +19,7 @@ cache = ["dep:cached"]
 
 [dependencies]
 chrono = "0.4.28"
-ra_ap_syntax = "0.0.171"
+ra_ap_syntax = "0.0.173"
 rayon = { version = "1.7.0", optional = true }
 rustpython-parser = { features = ["lalrpop"], version = "0.3.0" }
 lib-ruby-parser = "4.0.4"