unified: Swift grammar cleanup part 1

Cargo.toml

@@ -8,6 +8,7 @@ members = [
     "shared/yeast-macros",
     "ruby/extractor",
     "unified/extractor",
+    "unified/extractor/tree-sitter-swift",
     "rust/extractor",
     "rust/extractor/macros",
     "rust/ast-generator",

MODULE.bazel

@@ -102,6 +102,7 @@ use_repo(
     tree_sitter_extractors_deps,
     "vendor_ts__anyhow-1.0.100",
     "vendor_ts__argfile-0.2.1",
+    "vendor_ts__cc-1.2.61",
     "vendor_ts__chalk-ir-0.104.0",
     "vendor_ts__chrono-0.4.42",
     "vendor_ts__clap-4.5.48",
@@ -150,10 +151,10 @@ use_repo(
     "vendor_ts__tree-sitter-0.26.8",
     "vendor_ts__tree-sitter-embedded-template-0.25.0",
     "vendor_ts__tree-sitter-json-0.24.8",
+    "vendor_ts__tree-sitter-language-0.1.5",
     "vendor_ts__tree-sitter-python-0.23.6",
     "vendor_ts__tree-sitter-ql-0.23.1",
     "vendor_ts__tree-sitter-ruby-0.23.1",
-    "vendor_ts__tree-sitter-swift-0.7.2",
     "vendor_ts__triomphe-0.1.14",
     "vendor_ts__ungrammar-1.16.1",
     "vendor_ts__zstd-0.13.3",