rm extra tick

Author: abu-usama

ipinfo/CHANGELOG.md

@@ -2,7 +2,7 @@
 
 * `ipinfo tool prefix` introduced with some misc. prefix tools. Currently supports following subcommands:
     - `addr` returns the base IP address of a prefix.
-    - `bits` returns the length of a prefix and reports `-1`` if invalid.
+    - `bits` returns the length of a prefix and reports `-1` if invalid.
     - `masked` returns canonical form of a prefix, masking off non-high bits, and returns the zero if invalid.
     - `is_valid` reports whether a prefix is valid.