package/python-networkx: bump to version 2.6.3

* License was updated with a year bump.
* Added md5 from pypi and reformat indentation with two spaces.

Signed-off-by: Asaf Kahlon <asafka7@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/python-networkx/python-networkx.hash

@@ -1,4 +1,5 @@
-# From: https://pypi.org/project/networkx/
-sha256 f8f4ff0b6f96e4f9b16af6b84622597b5334bf9cae8cf9b2e42e7985d5c95c64 networkx-2.4.tar.gz
-# Locally computed
-sha256 f421f7c5d30022aa268174976e43e488b856ad953f32cdd13f0675630996d8c0 LICENSE.txt
+# md5, sha256 from https://pypi.org/pypi/networkx/json
+md5  407eb28c54e08725559754ca7ab185e0  networkx-2.6.3.tar.gz
+sha256  c0946ed31d71f1b732b5aaa6da5a0388a345019af232ce2f49c766e2d6795c51  networkx-2.6.3.tar.gz
+# Locally computed sha256 checksums
+sha256  f9c25c92ced5a264a3fe857231205d5eb625ae367935aaf8d61cdd5087dfb90e  LICENSE.txt

package/python-networkx/python-networkx.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_NETWORKX_VERSION = 2.4
+PYTHON_NETWORKX_VERSION = 2.6.3
 PYTHON_NETWORKX_SOURCE = networkx-$(PYTHON_NETWORKX_VERSION).tar.gz
-PYTHON_NETWORKX_SITE = https://pypi.python.org/packages/bf/63/7b579dd3b1c49ce6b7fd8f6f864038f255201410905dd183cf7f4a3845cf
+PYTHON_NETWORKX_SITE = https://files.pythonhosted.org/packages/97/ae/7497bc5e1c84af95e585e3f98585c9f06c627fac6340984c4243053e8f44
 PYTHON_NETWORKX_LICENSE = BSD-3-Clause
 PYTHON_NETWORKX_LICENSE_FILES = LICENSE.txt
 PYTHON_NETWORKX_CPE_ID_VENDOR = python