test(ci): stabilize main fixture paths (#6523)

crates/iam/tests/minio_iam_migration_test.rs

@@ -94,7 +94,6 @@ async fn minio_permanent_identities_survive_migration_and_repeated_iam_loads() {
     let temp_dir = tempfile::TempDir::with_prefix("rustfs_minio_iam_migration_").expect("temp directory must be created");
     let env = rustfs_test_utils::TestECStoreEnv::builder()
         .base_dir(temp_dir.path())
-        .init_bucket_metadata(false)
         .build()
         .await;
     env.make_bucket(LEGACY_META_BUCKET, false).await;

crates/test-utils/src/lib.rs

@@ -190,8 +190,7 @@ impl TestECStoreEnvBuilder {
     }
 
     /// Whether to run `init_bucket_metadata_sys` after the store comes up
-    /// (default `true`, as the heal bootstraps did). The IAM bootstrap test
-    /// opts out to preserve its historical semantics.
+    /// (default `true`, as the heal bootstraps did).
     pub fn init_bucket_metadata(mut self, yes: bool) -> Self {
         self.init_bucket_metadata = yes;
         self