cargo: bump the cargo-dependencies group with 2 updates

Bumps the cargo-dependencies group with 2 updates: [proc-macro2](https://github.com/dtolnay/proc-macro2) and [syn](https://github.com/dtolnay/syn).


Updates `proc-macro2` from 1.0.89 to 1.0.91
- [Release notes](https://github.com/dtolnay/proc-macro2/releases)
- [Commits](https://github.com/dtolnay/proc-macro2/compare/1.0.89...1.0.91)

Updates `syn` from 2.0.87 to 2.0.89
- [Release notes](https://github.com/dtolnay/syn/releases)
- [Commits](https://github.com/dtolnay/syn/compare/2.0.87...2.0.89)

---
updated-dependencies:
- dependency-name: proc-macro2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
- dependency-name: syn
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: cargo-dependencies
...

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

Cargo.lock

@@ -2465,9 +2465,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.89"
+version = "1.0.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f139b0662de085916d1fb67d2b4169d1addddda1919e696f3252b740b629986e"
+checksum = "307e3004becf10f5a6e0d59d20f3cd28231b0e0827a96cd3e0ce6d14bc1e4bb3"
 dependencies = [
  "unicode-ident",
 ]
@@ -3025,9 +3025,9 @@ checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
 [[package]]
 name = "syn"
-version = "2.0.87"
+version = "2.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25aa4ce346d03a6dcd68dd8b4010bcb74e54e62c90c573f394c46eae99aba32d"
+checksum = "44d46482f1c1c87acd84dea20c1bf5ebff4c757009ed6bf19cfd36fb10e92c4e"
 dependencies = [
  "proc-macro2",
  "quote",

Cargo.toml

@@ -80,7 +80,7 @@ pest = "2.7.14"
 pest_derive = "2.7.14"
 pollster = "0.3.0"
 pretty_assertions = "1.4.1"
-proc-macro2 = "1.0.89"
+proc-macro2 = "1.0.91"
 prost = "0.12.6"
 prost-build = "0.12.6"
 quote = "1.0.36"
@@ -103,7 +103,7 @@ smallvec = { version = "1.13.2", features = [
     "union",
 ] }
 strsim = "0.11.1"
-syn = "2.0.87"
+syn = "2.0.89"
 tempfile = "3.14.0"
 test-case = "3.3.1"
 textwrap = "0.16.1"