Fix linter errors in some tests

Signed-off-by: Jonathon Anderson <janderson@ciq.co>

internal/app/wwctl/profile/list/main_test.go

@@ -43,7 +43,7 @@ nodes:
 	_, warewulfConfErr = tempWarewulfConf.Write([]byte(conf_yml))
 	assert.NoError(t, warewulfConfErr)
 	assert.NoError(t, tempWarewulfConf.Sync())
-	warewulfconf.New().Read(tempWarewulfConf.Name())
+	assert.NoError(t, warewulfconf.New().Read(tempWarewulfConf.Name()))
 
 	tempNodeConf, nodesConfErr := os.CreateTemp("", "nodes.conf-")
 	assert.NoError(t, nodesConfErr)