Fix an unused import warning in a test.

sunfishcode · sunfishcode · commit 0ca6e731829c · 2020-11-18T10:48:39.000-08:00
diff --git a/tests/test_streamsafe_regression.rs b/tests/test_streamsafe_regression.rs
@@ -1,5 +1,5 @@
 use unicode_normalization::{
-    char::canonical_combining_class, is_nfc, is_nfc_stream_safe, UnicodeNormalization,
+    is_nfc, is_nfc_stream_safe, UnicodeNormalization,
 };
 
 #[test]
