Rename challenge

Author: igorwojda

README.md

@@ -117,7 +117,7 @@ multiple times and be persistent over time.
 
 **Commander**
 
-- [List chunk](src/test/kotlin/com/igorwojda/list/listchunk)
+- [Chunk](src/test/kotlin/com/igorwojda/list/chunk)
 - [Singly linked list](src/test/kotlin/com/igorwojda/linkedlist/singly/base)
 - [Linked list midpoint](src/test/kotlin/com/igorwojda/linkedlist/singly/midpoint)
 - [Circular check](src/test/kotlin/com/igorwojda/linkedlist/singly/circularcheck)

misc/ChallengeGroups.md

@@ -84,7 +84,7 @@ We use sliding window instead of nested loops which decreases complexity from `O
 
 - [Capitalize First](../src/test/kotlin/com/igorwojda/list/capitalizeFirst/README.md)
 - [Flatten](../src/test/kotlin/com/igorwojda/list/flatten/README.md)
-- [List chunking](../src/test/kotlin/com/igorwojda/list/listchunk/README.md)
+- [Chunk](../src/test/kotlin/com/igorwojda/list/chunk/README.md)
 - [Max sub-list sum](../src/test/kotlin/com/igorwojda/list/maxsublistsum/README.md)
 - [Min sub-list length](../src/test/kotlin/com/igorwojda/list/minsublistlength/README.md)
 - [Find the pair with average](../src/test/kotlin/com/igorwojda/list/pairaverage/README.md)

src/test/kotlin/com/igorwojda/list/listchunk/Challenge.kt src/test/kotlin/com/igorwojda/list/chunk/Challenge.kt

@@ -1,4 +1,4 @@
-# List chunking
+# Chunk
 
 ## Instructions