Upgrade swift-syntax-rs to swift-syntax 603.0.2 / Swift 6.3.2

Author: Copilot

MODULE.bazel

@@ -32,7 +32,7 @@ bazel_dep(name = "rules_dotnet", version = "0.21.5-codeql.1")
 bazel_dep(name = "googletest", version = "1.17.0.bcr.2")
 bazel_dep(name = "rules_rust", version = "0.69.0")
 bazel_dep(name = "rules_swift", version = "4.0.0-rc4")
-bazel_dep(name = "swift-syntax", version = "602.0.0.bcr.2")
+bazel_dep(name = "swift-syntax", version = "603.0.2")
 
 # Needed so we can `use_repo` `local_config_xcode` and
 # `local_config_apple_cc_toolchains` below (referenced by the per-target

unified/swift-syntax-rs/.swift-version

@@ -1 +1 @@
-6.2.4
+6.3.2

unified/swift-syntax-rs/README.md

@@ -98,7 +98,7 @@ The build does not depend on any particular version manager. You need:
 - **Rust** — pinned to `1.88` by the repo-root [`rust-toolchain.toml`](../../rust-toolchain.toml),
   which `rustup` picks up automatically.
 - **Swift** — pinned to the version in [`.swift-version`](.swift-version)
-  (currently `6.2.4`), used to build `swift-syntax` `602.0.0`. Install it any way
+  (currently `6.3.2`), used to build `swift-syntax` `603.0.2`. Install it any way
   you like — [swift.org](https://www.swift.org/install/) or
   [swiftly](https://www.swift.org/swiftly/) (which reads `.swift-version`), or a
   system package. Just make sure `swift` is on your `PATH` (or point `build.rs`

unified/swift-syntax-rs/swift/Package.resolved

@@ -4,7 +4,7 @@ import PackageDescription
 let package = Package(
     name: "SwiftSyntaxFFI",
     platforms: [
-        // swift-syntax 602 requires macOS 10.15; declare it explicitly
+        // swift-syntax 603 requires macOS 10.15; declare it explicitly
         // rather than relying on the swift-tools-version default (10.13).
         .macOS(.v10_15),
     ],
@@ -20,7 +20,7 @@ let package = Package(
     dependencies: [
         .package(
             url: "https://github.com/swiftlang/swift-syntax.git",
-            exact: "602.0.0"
+            exact: "603.0.2"
         )
     ],
     targets: [