Fix test file formatting

Author: jketema

c/misra/test/rules/RULE-8-4/object1.c

@@ -5,6 +5,6 @@ extern int i1 = 0; // NON_COMPLIANT
 
 int i2 = 0; // NON_COMPLIANT
 
-extern int i3; // NON_COMPLIANT - not detected as `short i3` exists 
+extern int i3; // NON_COMPLIANT - not detected as `short i3` exists
 
 extern int i4; // COMPLIANT