fix: avoid duplicate runtime bazel deps

codex-rs/app-server/BUILD.bazel

@@ -3,9 +3,6 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "app-server",
     crate_name = "codex_app_server",
-    deps_extra = [
-        "//codex-rs/code-mode-runtime:code-mode-runtime",
-    ],
     integration_test_timeout = "long",
     test_shard_counts = {
         # Note app-server-all-test has a large number of integration tests, so

codex-rs/mcp-server/BUILD.bazel

@@ -3,7 +3,4 @@ load("//:defs.bzl", "codex_rust_crate")
 codex_rust_crate(
     name = "mcp-server",
     crate_name = "codex_mcp_server",
-    deps_extra = [
-        "//codex-rs/code-mode-runtime:code-mode-runtime",
-    ],
 )