icehelpcc: Fix const correctness on char pointers
icehelpcc: Fix const correctness on char pointers

dicej/icewm,jinn-alt/icewm,dicej/icewm,bedna-KU/icewm,bedna-KU/icewm,dicej/icewm,jinn-alt/icewm,dicej/icewm,jinn-alt/icewm,bedna-KU/icewm