Python3: set BZIP2 on and use DISABLE_BZIP2 to disable bzip explicitly (#424)

Author: HaseenaSainul

package/python3/Config.in.host

@@ -7,10 +7,10 @@ config BR2_PACKAGE_HOST_PYTHON3
 
 if BR2_PACKAGE_HOST_PYTHON3
 
-config BR2_PACKAGE_HOST_PYTHON3_BZIP2
+config BR2_PACKAGE_HOST_DISABLE_PYTHON3_BZIP2
 	bool "bzip2"
 	help
-	  bz2 module for host Python3.
+	  disable bz2 module for host Python3.
 
 config BR2_PACKAGE_HOST_PYTHON3_SSL
 	bool "ssl"

package/python3/python3.mk

@@ -41,10 +41,10 @@ PYTHON3_DEPENDENCIES = host-python3 libffi
 
 HOST_PYTHON3_DEPENDENCIES = host-expat host-zlib host-libffi
 
-ifeq ($(BR2_PACKAGE_HOST_PYTHON3_BZIP2),y)
-HOST_PYTHON3_DEPENDENCIES += host-bzip2
-else
+ifeq ($(BR2_PACKAGE_HOST_DISABLE_PYTHON3_BZIP2),y)
 HOST_PYTHON3_CONF_OPTS += --disable-bzip2
+else
+HOST_PYTHON3_DEPENDENCIES += host-bzip2
 endif
 
 ifeq ($(BR2_PACKAGE_HOST_PYTHON3_SSL),y)