review: clarify it's a low-resolution timer.

Signed-off-by: Piotr Sikora <[email protected]>

Author: PiotrSikora

abi-versions/v0.2.1/README.md

@@ -417,10 +417,10 @@ Returned `errno` value is:
 * returns:
   - `i32 (`[`proxy_status_t`]`) status`
 
-Sets timer period (`tick_period`). When set, the host will call
-[`proxy_on_tick`] every `tick_period` milliseconds.
+Sets a low-resolution timer period (`tick_period`).
 
-Setting `tick_period` to `0` disables the timer.
+When set, the host will call [`proxy_on_tick`] every `tick_period`
+milliseconds. Setting `tick_period` to `0` disables the timer.
 
 Returned `status` value is:
 - `OK` on success.