replace nonascii

Former-commit-id: 9971477eeadf50363dfbaa872b9325c9446c7c94

ci/check/run_license_format.py

@@ -33,7 +33,11 @@ def get_txt(path: str):
 
 def check_file(path):
     with open(path) as f:
-        content = f.read()
+        try:
+            content = f.read()
+        except Exception as e:
+            print(path)
+            raise e
         txt = get_txt(path)
         if content.startswith(txt) or (not content):
             return (True, content)

oneflow/user/kernels/image_preprocess_kernels.cu

@@ -105,7 +105,7 @@ __global__ void CropMirrorNormalizeGpuImpl(int32_t elem_cnt, const uint8_t* in_d
     float mean_val;
     float inv_std_val;
     const int32_t c = in_idx[3];
-    // When the compiler can’t resolve array indices to constants it will put private arrays into
+    // When the compiler can't resolve array indices to constants it will put private arrays into
     // GPU local memory. Using local memory is slower than keeping array elements directly in
     // registers.
     if (c == 0) {