Loki / Prometheus: Fix query builder select component in safari (#71966)

* partial fix

* remove unused import

* fix that doesnt remove error message

public/app/plugins/datasource/prometheus/querybuilder/shared/OperationEditor.tsx

@@ -254,8 +254,6 @@ const getStyles = (theme: GrafanaTheme2, isConflicting: boolean) => {
     card: css({
       background: theme.colors.background.primary,
       border: `1px solid ${theme.colors.border.medium}`,
-      display: 'flex',
-      flexDirection: 'column',
       cursor: 'grab',
       borderRadius: theme.shape.borderRadius(1),
       position: 'relative',