edited traslation of casting

Author: Enes1313

po/tr.po

@@ -456,7 +456,7 @@ msgstr "`From` ve `Into`"
 
 #: src/SUMMARY.md src/std-traits.md src/std-traits/casting.md
 msgid "Casting"
-msgstr "Tür Dönüştürmesi (Casting)"
+msgstr "Tür Dönüştürme (Casting)"
 
 #: src/SUMMARY.md src/std-traits/read-and-write.md
 msgid "`Read` and `Write`"