remove our old source file

jcl/GMG0003.jcl

@@ -1,5 +0,0 @@
-//GMG0003 JOB (GCC),'C Program',
-//             NOTIFY=@05054,CLASS=A,MSGCLASS=A,
-//             MSGLEVEL=(1,1),REGION=4M,TIME=1440
-//STEP1 EXEC GCCCG,INFILE='@05054.SRCLIB.C(GMG0003)'
-//

src/GMG0003.c

@@ -1,14 +0,0 @@
-//
-// Created by Gregory Gauthier on 06/02/2026.
-//
-# include <stdio.h>
-
-#ifndef HELLO_STRING
-#define HELLO_STRING "Hello, World!"
-#endif
-
-int main() {
-    printf("%s\n", HELLO_STRING);
-    return 0;
-}
-