net-libs/libpcap: Sync with Gentoo

It's from Gentoo commit 33c29ae6e3ff09fa43d9191ec85aa97ffb590cef.

sdk_container/src/third_party/portage-stable/net-libs/libpcap/files/libpcap-1.10.0-usbmon.patch

@@ -1,14 +0,0 @@
---- a/configure.ac
-+++ b/configure.ac
-@@ -2225,10 +2225,7 @@
-       AC_DEFINE(PCAP_SUPPORT_LINUX_USBMON, 1, [target host supports Linux usbmon for USB sniffing])
-       MODULE_C_SRC="$MODULE_C_SRC pcap-usb-linux.c"
-       AC_MSG_RESULT(yes)
--      ac_usb_dev_name=`udevinfo -q name -p /sys/class/usb_device/usbmon 2>/dev/null`
--      if test $? -ne 0 ; then
--        ac_usb_dev_name="usbmon"
--      fi
-+      ac_usb_dev_name="usbmon"
-       AC_DEFINE_UNQUOTED(LINUX_USB_MON_DEV, "/dev/$ac_usb_dev_name", [path for device for USB sniffing])
-       AC_MSG_NOTICE(Device for USB sniffing is /dev/$ac_usb_dev_name)
-       #

sdk_container/src/third_party/portage-stable/net-libs/libpcap/libpcap-1.10.4.ebuild

@@ -18,7 +18,7 @@ else
 	SRC_URI="https://www.tcpdump.org/release/${P}.tar.gz"
 	SRC_URI+=" verify-sig? ( https://www.tcpdump.org/release/${P}.tar.gz.sig )"
 
-	KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
+	KEYWORDS="~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ~ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
 fi
 
 LICENSE="BSD"