drop support for ubuntu 16.04 (EOL)

jhoblitt · jhoblitt · commit 9d574aadc84c · 2023-01-27T11:13:16.000-07:00
diff --git a/metadata.json b/metadata.json
@@ -45,7 +45,6 @@
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [
-        "16.04",
         "18.04"
       ]
     },
