chore(deps): update dependency build_bazel_rules_swift to v1.18.0 (#995)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [build_bazel_rules_swift](https://togithub.com/bazelbuild/rules_swift)
| http_archive | minor | `1.17.0` -> `1.18.0` |

---

### Release Notes

<details>
<summary>bazelbuild/rules_swift (build_bazel_rules_swift)</summary>

###
[`v1.18.0`](https://togithub.com/bazelbuild/rules_swift/releases/tag/1.18.0)

[Compare
Source](https://togithub.com/bazelbuild/rules_swift/compare/1.17.0...1.18.0)

##### What's Changed

- Remove unnecessary uses of `ctx.resolve_tools` (Thanks,
[@&#8203;tjgq](https://togithub.com/tjgq)!)
- Update **apple_support** to 1.15.1 (Thanks,
[@&#8203;luispadron](https://togithub.com/luispadron)!)
- Update `swift_import` docs and add warning (Thanks,
[@&#8203;luispadron](https://togithub.com/luispadron)!)
- Add `swift_proto_library_group` rule (Thanks,
[@&#8203;AttilaTheFun](https://togithub.com/AttilaTheFun)!)

This release is compatible with 6.x LTS, 7.x LTS, and bazel 8.x rolling
releases

##### MODULE.bazel Snippet

```bzl
bazel_dep(name = "rules_swift", version = "1.18.0", repo_name = "build_bazel_rules_swift")
```

##### Workspace Snippet

```bzl
load("@&#8203;bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")

http_archive(
    name = "build_bazel_rules_swift",
    sha256 = "bb01097c7c7a1407f8ad49a1a0b1960655cf823c26ad2782d0b7d15b323838e2",
    url = "https://github.com/bazelbuild/rules_swift/releases/download/1.18.0/rules_swift.1.18.0.tar.gz",
)

load(
    "@&#8203;build_bazel_rules_swift//swift:repositories.bzl",
    "swift_rules_dependencies",
)

swift_rules_dependencies()

load(
    "@&#8203;build_bazel_rules_swift//swift:extras.bzl",
    "swift_rules_extra_dependencies",
)

swift_rules_extra_dependencies()
```

**Full Changelog**:
bazelbuild/rules_swift@1.17.0...1.18.0

</details>

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examples/http_archive_ext_deps/WORKSPACE

@@ -48,8 +48,8 @@ gazelle_dependencies()
 
 http_archive(
     name = "build_bazel_rules_swift",
-    sha256 = "9bc9dc949062405412404c0f07f7323ba310f3f91f42af414ac27e338ba7bb8c",
-    url = "https://github.com/bazelbuild/rules_swift/releases/download/1.17.0/rules_swift.1.17.0.tar.gz",
+    sha256 = "bb01097c7c7a1407f8ad49a1a0b1960655cf823c26ad2782d0b7d15b323838e2",
+    url = "https://github.com/bazelbuild/rules_swift/releases/download/1.18.0/rules_swift.1.18.0.tar.gz",
 )
 
 load(

examples/vapor_example/WORKSPACE

@@ -48,8 +48,8 @@ gazelle_dependencies()
 
 http_archive(
     name = "build_bazel_rules_swift",
-    sha256 = "9bc9dc949062405412404c0f07f7323ba310f3f91f42af414ac27e338ba7bb8c",
-    url = "https://github.com/bazelbuild/rules_swift/releases/download/1.17.0/rules_swift.1.17.0.tar.gz",
+    sha256 = "bb01097c7c7a1407f8ad49a1a0b1960655cf823c26ad2782d0b7d15b323838e2",
+    url = "https://github.com/bazelbuild/rules_swift/releases/download/1.18.0/rules_swift.1.18.0.tar.gz",
 )
 
 load(