C++: Fix formatting in example

Author: MathiasVP

cpp/ql/src/Likely Bugs/Underspecified Functions/ImplicitFunctionDeclaration.c

@@ -1,8 +1,8 @@
- /* '#include <stdlib.h>' was forgotton */
+/* '#include <stdlib.h>' was forgotton */
 
 int main(void) {
 	/* 'int malloc()' assumed */
 	unsigned char *p = malloc(100);
-    *p = 'a';
+	*p = 'a';
 	return 0;
 }