Remove redundant text from documentation (#49262)

I found an extra "when" in the documentation text.
2021-04-15 19:05:07 +03:00 · 2021-04-15 19:05:07 +03:00 · a529a12745
parent ec56ae2cbc
commit a529a12745
1 changed files with 1 additions and 1 deletions
--- a/homeassistant/util/percentage.py
+++ b/homeassistant/util/percentage.py
@ -8,7 +8,7 @@ def ordered_list_item_to_percentage(ordered_list: list[str], item: str) -> int:
    When using this utility for fan speeds, do not include "off"

    Given the list: ["low", "medium", "high", "very_high"], this
-    function will return the following when when the item is passed
+    function will return the following when the item is passed
    in:

        low: 25