[FIX] website: hide move arrows for image gallery carousel items
[FIX] website: hide move arrows for image gallery carousel items

Bug introduced with https://github.com/odoo/odoo/pull/38997

closes odoo/odoo#45125

X-original-commit: ffffa1c0ab84bbfe8950a0e31feb39e3a3b188bb
Signed-off-by: Quentin Smetz (qsm) <75b324bb495ac8d4f83496f7c52eda774af7ed7a@odoo.com>

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