package/python-dpkt: drop python2 support

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/python-dpkt/Config.in

@@ -1,7 +1,6 @@
 config BR2_PACKAGE_PYTHON_DPKT
 	bool "python-dpkt"
-	select BR2_PACKAGE_PYTHON_ZLIB if BR2_PACKAGE_PYTHON # runtime
-	select BR2_PACKAGE_PYTHON3_ZLIB if BR2_PACKAGE_PYTHON3 # runtime
+	select BR2_PACKAGE_PYTHON3_ZLIB # runtime
 	help
 	  Fast, simple packet creation / parsing, with definitions
 	  for the basic TCP/IP protocols.