main/cgdb: fix build with gcc 14

Use -fpermissive due to some problem in configure script and flex.

main/cgdb/APKBUILD

@@ -2,7 +2,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=cgdb
 pkgver=0.8.0
-pkgrel=2
+pkgrel=3
 pkgdesc="The Curses Debugger"
 arch="all"
 license="GPL-2.0-or-later"
@@ -18,7 +18,7 @@ prepare() {
 }
 
 build() {
-	CFLAGS="$CFLAGS -std=c11" \
+	CFLAGS="$CFLAGS -std=c11 -fpermissive" \
 	CXXFLAGS="$CXXFLAGS -std=c++11" \
 	./configure \
 		--build=$CBUILD \