chore(deps): update dependency rules_swift to v1.12.0 (#207)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| rules_swift | bazel_dep | minor | `1.11.0` -> `1.12.0` |

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examples/custom_test_runner/MODULE.bazel

@@ -23,7 +23,7 @@ bazel_dep(
 )
 bazel_dep(
     name = "rules_swift",
-    version = "1.11.0",
+    version = "1.12.0",
     repo_name = "build_bazel_rules_swift",
 )
 bazel_dep(name = "rules_swift_package_manager", version = "0.11.0")