docs: touch up format

Author: ParanoidUser

kata/8-kyu/find-nearest-square-number/README.md

@@ -1,13 +1,3 @@
 # [Find Nearest square number](https://www.codewars.com/kata/find-nearest-square-number "https://www.codewars.com/kata/5a805d8cafa10f8b930005ba")
 
-Your task is to find the nearest square number, nearest\_sq(n), of a positive integer n.
-
-Goodluck :)
-
-Check my other katas:
-
-<a href="https://www.codewars.com/kata/5a8059b1fd577709860000f6">Alphabetically ordered </a>
-
-<a href="https://www.codewars.com/kata/5a805631ba1bb55b0c0000b8">Case-sensitive! </a>
-
-<a href="https://www.codewars.com/kata/5a9a70cf5084d74ff90000f7">Not prime numbers </a>
+Your task is to find the nearest square number, nearest\_sq(n), of a positive integer n.

kata/8-kyu/find-the-slope/README.md

@@ -8,9 +8,8 @@ For an undefined slope (division by 0), return  ```undefined```  . Note that the
    a:x1
    b:y1
    c:x2
-   d:y2```
+   d:y2
+```
 
-Assume that ```[a,b,c,d]``` and the answer are all integers 
-(no floating numbers!).
-Slope: <https://en.wikipedia.org/wiki/Slope>
-
+Assume that ```[a,b,c,d]``` and the answer are all integers (no floating numbers!).  
+Slope: <https://en.wikipedia.org/wiki/Slope>