fix: update loglevel warn msg to mention env var (#156)

cristiand391 · web-flow · commit 758c813a0870 · 2022-12-07T11:44:21.000-06:00
diff --git a/messages/messages.md b/messages/messages.md
@@ -77,6 +77,7 @@ Warning:
 # warning.loglevel
 
 The loglevel flag is no longer in use on this command. You may use it without error, but it will be ignored.
+Set the log level using the `SFDX_LOG_LEVEL` environment variable.
 
 # actions.tryThis
 
