package/json-for-modern-cpp: bump version to 3.10.2

License file year changed to 2021.

Signed-off-by: Michael Nosthoff <buildroot@heine.tech>
[Arnout: update license hash]
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/json-for-modern-cpp/json-for-modern-cpp.hash

@@ -1,3 +1,3 @@
 # Locally computed
-sha256  9943db11eeaa5b23e58a88fbc26c453faccef7b546e55063ad00e7caaaf76d0b  json-3.9.0.tar.gz
-sha256  50be9457e5c9faaba5e60d9c73f8eabe9e0737a2d9c3e58357d856661862c18e  LICENSE.MIT
+sha256  081ed0f9f89805c2d96335c3acfa993b39a0a5b4b4cef7edb68dd2210a13458c  json-3.10.2.tar.gz
+sha256  c983d69523377819db3c377b390d5644f5ec53bec9b7c4a0f1ed893bb743d045  LICENSE.MIT

package/json-for-modern-cpp/json-for-modern-cpp.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-JSON_FOR_MODERN_CPP_VERSION = 3.9.0
+JSON_FOR_MODERN_CPP_VERSION = 3.10.2
 JSON_FOR_MODERN_CPP_SOURCE = json-$(JSON_FOR_MODERN_CPP_VERSION).tar.gz
 JSON_FOR_MODERN_CPP_SITE = $(call github,nlohmann,json,v$(JSON_FOR_MODERN_CPP_VERSION))
 JSON_FOR_MODERN_CPP_LICENSE = MIT