package/gawk: fix double free during kernel build

Backport an upstream patch to fix a crash during kernel build.

Details: https://bugs.gentoo.org/868567



Fixes:
  GEN     /home/buildroot/buildroot/output/build/linux-6.0.6/tools/objtool/arch/x86/lib/inat-tables.c
free(): double free detected in tcache 2
Aborted

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>