software/grafana: update nodejs to 10.6.0 and yarn to 1.16.0

software/grafana/software.cfg

@@ -20,14 +20,14 @@ parts =
 
 
 [nodejs]
-<= nodejs-8.6.0
+<= nodejs-10.6.0
 
 [yarn]
 # this could become a component, but it needs to be invoked from nodejs explicitly,
 # otherwise it uses system's nodejs
 recipe = slapos.recipe.build:download-unpacked
-url = https://github.com/yarnpkg/yarn/releases/download/v1.3.2/yarn-v1.3.2.tar.gz
-md5sum = db82fa09c996e9318f2f1d2ab99228f9
+url = https://github.com/yarnpkg/yarn/releases/download/v1.16.0/yarn-v1.16.0.tar.gz
+md5sum = 46790033c23803387890f545e4040690
 
 
 [gowork]