Declarations6: fix formatting testcase RULE-17-3

Author: knewbury01

c/misra/test/rules/RULE-17-3/FunctionDeclaredImplicitly.expected

@@ -1,2 +1,2 @@
-| test.c:3:1:3:2 | declaration of f2 | Function declaration is implicit. |
-| test.c:11:17:11:17 | declaration of f3 | Function declaration is implicit. |
+| test.c:4:1:4:2 | declaration of f2 | Function declaration is implicit. |
+| test.c:12:15:12:15 | declaration of f3 | Function declaration is implicit. |