Enable all //rust/... tests on GHA.

PiperOrigin-RevId: 694218823

.github/workflows/test_rust.yml

@@ -29,9 +29,7 @@ jobs:
           bazel-cache: rust_linux
           bazel: >-
             test --cxxopt=-std=c++17 --host_cxxopt=-std=c++17 --@rules_rust//rust/settings:experimental_use_cc_common_link=True
-            //rust:all
-            //rust/test/cpp/interop/...
-            //rust/test/rust_proto_library_unit_test:rust_upb_aspect_test
+            //rust/...
             //src/google/protobuf/compiler/rust/...
       - name: Run Cargo tests
         uses: protocolbuffers/protobuf-ci/bazel-docker@v3

rust/test/shared/ctype_cord_test.rs

@@ -9,20 +9,6 @@ use googletest::prelude::*;
 
 use unittest_rust_proto::{TestAllTypes, TestCord};
 
-#[gtest]
-fn test_string_cord() {
-    let mut msg = TestAllTypes::new();
-    assert_that!(msg.has_optional_cord(), eq(false));
-    assert_that!(msg.optional_cord(), eq(""));
-    msg.set_optional_cord("hello");
-    assert_that!(msg.has_optional_cord(), eq(true));
-    assert_that!(msg.optional_cord(), eq("hello"));
-
-    let mut msg2 = TestAllTypes::new();
-    msg2.set_optional_cord(msg.optional_cord());
-    assert_that!(msg2.optional_cord(), eq("hello"));
-}
-
 #[gtest]
 fn test_bytes_cord() {
     let mut msg = TestCord::new();