grafana: added new package at v6.7.3 (#16788)

var/spack/repos/builtin/packages/grafana/package.py

+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Grafana(Package):
+    """The tool for beautiful monitoring and metric analytics & dashboards
+    for Graphite, InfluxDB & Prometheus & More"""
+
+    homepage = "https://grafana.com"
+    url      = "https://github.com/grafana/grafana/archive/v6.7.3.tar.gz"
+
+    version('6.7.3', sha256='2477b70bfc8770ab844ee683f72b5efe8a47324b9779663d8e5259ffb9ddb8d8')
+    version('6.7.2', sha256='dc81cdb77c1c0ae99ae3302a0ef8b3d577f4a717208a90df65da8fcb282122fc')
+    version('6.7.1', sha256='5750d286273069a195679d5586e810b0ca8cdd08ee07dcdd9b52cfaac8c62b89')
+    version('6.7.0', sha256='7f4e3f0d42b8188a334e97062c3bf63ff43af273095ba10147b299e3c1c5a7b7')
+    version('6.6.2', sha256='e11e5971d08e45e277b55e060c0ce3cf25ca0ba144367c53b4836f2d133ed9b8')
+
+    depends_on('go', type='build')
+
+    def install(self, spec, prefix):
+        go = which('go')
+        go('run', 'build.go', 'build')
+        install_tree('bin', prefix.bin)