update std::slices

Author: mertcandav

src/std/slices.md

@@ -1,5 +1,19 @@
 # std::slices
 ## Functions
+```jule
+fn Sort[S: []E, E: ordered](mut s: S)
+```
+Sorts a slice of any ordered type in ascending order. When sorting floating-point numbers, NaNs are ordered before other values.
+
+---
+
+```jule
+fn IsSorted[S: []E, E: ordered](mut s: S): bool
+```
+Reports whether x is sorted in ascending order.
+
+---
+
 ```jule
 fn Equal[S: []E, E: comparable](s1: S, s2: S): bool
 ```