Support legacy workspace mode for new swift_runner deps

Author: luispadron

MODULE.bazel

@@ -17,7 +17,7 @@ bazel_dep(name = "platforms", version = "0.0.9")
 bazel_dep(name = "protobuf", version = "27.0", repo_name = "com_google_protobuf")
 bazel_dep(name = "nlohmann_json", version = "3.6.1", repo_name = "com_github_nlohmann_json")
 bazel_dep(name = "abseil-cpp", version = "20250127.0")
-bazel_dep(name = "re2", version = "2024-07-02")
+bazel_dep(name = "re2", version = "2021-09-01")
 bazel_dep(
     name = "swift_argument_parser",
     version = "1.3.1.2",

swift/repositories.bzl

@@ -109,6 +109,22 @@ def swift_rules_dependencies(include_bzlmod_ready_dependencies = True):
             ),
         )
 
+        _maybe(
+            http_archive,
+            name = "abseil-cpp",
+            urls = ["https://github.com/abseil/abseil-cpp/releases/download/20250127.0/abseil-cpp-20250127.0.tar.gz"],
+            sha256 = "16242f394245627e508ec6bb296b433c90f8d914f73b9c026fddb905e27276e8",
+            strip_prefix = "abseil-cpp-20250127.0",
+        )
+
+        _maybe(
+            http_archive,
+            name = "re2",
+            urls = ["https://github.com/google/re2/archive/2021-09-01.tar.gz"],
+            sha256 = "42a2e1d56b5de252f5d418dc1cc0848e9e52ca22b056453988b18c6195ec7f8d",
+            strip_prefix = "re2-2021-09-01",
+        )
+
     _maybe(
         http_archive,
         name = "com_github_apple_swift_protobuf",