Description: Fix typo in 'truncate' function name

Author: beg0

example/fioc.py

@@ -165,7 +165,7 @@ def write(self, path, buf, size, offset):
 
         self.do_write(path, buf, size, offset)
 
-    def trunate(self, path, size):
+    def truncate(self, path, size):
         if self.file_type(path) != FIOC_FILE:
             return -error.EINVAL