libpcap: bump PKG_RELEASE
improves 34c2e7701a9a "libpcap: adjust with glibc and libcrypt-compat"
Signed-off-by: Konstantin Demin <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/19404
Signed-off-by: Hauke Mehrtens <[email protected]>