knotserver: always show pipeline errors

IMO, we shouldn't make errors opt-in to actually show upon push, at least
not if/until we have a UI to show them to the user.

Signed-off-by: Winter <[e-mail]>

knotserver/internal.go

···
 		return err
 	}
 
+	for _, e := range compiler.Diagnostics.Errors {
+		*clientMsgs = append(*clientMsgs, e.String())
+	}
+
 	if pushOptions.verboseCi {
 		if compiler.Diagnostics.IsEmpty() {
 			*clientMsgs = append(*clientMsgs, "success: pipeline compiled with no diagnostics")
-		}
-
-		for _, e := range compiler.Diagnostics.Errors {
-			*clientMsgs = append(*clientMsgs, e.String())
 		}
 
 		for _, w := range compiler.Diagnostics.Warnings {