Fix typo and See also section

Author: NorbiPeti

Language/Variables/Variable Scope & Qualifiers/static.adoc

@@ -61,7 +61,7 @@ void setup()
 }
 
 void loop()
-{        //  tetst randomWalk function
+{        //  test randomWalk function
   stepsize = 5;
   thisTime = randomWalk(stepsize);
   Serial.println(thisTime);
@@ -89,3 +89,14 @@ int randomWalk(int moveSize){
 
 --
 // HOW TO USE SECTION ENDS
+
+
+// SEE ALSO SECTION STARTS
+[#see_also]
+--
+
+[float]
+=== See also
+
+--
+// SEE ALSO SECTION ENDS