package/python-colorzero: bump version to 2.0

- change to python3 only

- update license file hash:
  @@ -1,4 +1,4 @@
  -Copyright 2016-2018 Dave Jones <dave@waveform.org.uk>
  +SPDX-License-Identifier: BSD-3-Clause

Changelog ([1]):

  - Dropped Python 2.x support. Current Python support level is 3.5 and above.

  - Added html and css format specifications to the :class:`Color` class'
    string-formatting capabilities.

[1] https://github.com/waveform80/colorzero/blob/master/docs/changelog.rst

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/python-colorzero/Config.in

@@ -1,5 +1,6 @@
 config BR2_PACKAGE_PYTHON_COLORZERO
 	bool "python-colorzero"
+	depends on BR2_PACKAGE_PYTHON3
 	help
 	  A color manipulation library for Python.
 

package/python-colorzero/python-colorzero.hash

@@ -1,4 +1,4 @@
 # Locally computed
-sha256  24d30b55793150f9ae7478f8aa2126fe5598a31f928907eadbf9d5a19aa9964c  python-colorzero-1.1.tar.gz
+sha256  86c9933b004aec8ce1c476d1d1129e00325c7724df3c09aa353d5f8e883ed08d  python-colorzero-2.0.tar.gz
 # Locally computed
-sha256  47778d78e05bb6c39c022814e3712a0327c6418c7251757e72167ab8ff12bb4d  LICENSE.txt
+sha256  ee1c76f465410c34802ddf81d70e1ea7a4542cf58459425038498d8f4e36bb45  LICENSE.txt

package/python-colorzero/python-colorzero.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-PYTHON_COLORZERO_VERSION = 1.1
+PYTHON_COLORZERO_VERSION = 2.0
 PYTHON_COLORZERO_SITE = $(call github,waveform80,colorzero,release-$(PYTHON_COLORZERO_VERSION))
 PYTHON_COLORZERO_LICENSE = BSD-3-Clause
 PYTHON_COLORZERO_LICENSE_FILES = LICENSE.txt

package/python-gpiozero/Config.in

@@ -1,6 +1,7 @@
 config BR2_PACKAGE_PYTHON_GPIOZERO
 	bool "python-gpiozero"
 	depends on BR2_arm
+	depends on BR2_PACKAGE_PYTHON3 # python-colorzero
 	select BR2_PACKAGE_PYTHON_COLORZERO # runtime
 	select BR2_PACKAGE_PYTHON_RPI_GPIO # runtime
 	help