ISTWCMS-6273: add icons for catalog listing blocks

images/layout_builder_browser/catalogitemlist.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 30 30"><defs><style>.background{fill:#85bef4;}</style></defs><rect class="background" x=".5" y=".5" width="29" height="29"/><path d="m29,1v28H1V1h28m1-1H0v30h30V0h0Z"/><rect x="11.13" y="22.5" width="13.99" height="3" rx=".75" ry=".75"/><rect x="11.13" y="16.51" width="13.99" height="3" rx=".75" ry=".75"/><circle cx="7.13" cy="18.01" r="2.25"/><circle cx="7.13" cy="24" r="2.25"/><path d="m4.64,8.71v-.03c0-2.93,2.28-5.11,5.21-5.11,2.16,0,3.61,1.05,4.44,2.55l-2.7,1.58c-.36-.7-.88-1.19-1.78-1.19-1.11,0-1.83.97-1.83,2.14v.03c0,1.27.76,2.17,1.83,2.17.92,0,1.44-.5,1.85-1.23l2.7,1.53c-.83,1.46-2.2,2.65-4.64,2.65-2.72,0-5.08-2.04-5.08-5.08Z"/><path d="m24.8,5.82c0-.26-.21-.47-.47-.47h-8.44c-.26,0-.47.21-.47.47v.47h9.37v-.47Z"/><path d="m24.49,4.26c0-.26-.21-.47-.47-.47h-7.81c-.26,0-.47.21-.47.47v.47h8.75v-.47Z"/><path d="m24.55,6.92s-.04,0-.06,0h-8.75c-.35,0-.63.28-.63.62,0,.02,0,.04,0,.06l.51,5.62c.03.32.3.57.62.57h7.73c.32,0,.59-.25.62-.57l.51-5.62c.03-.34-.22-.65-.57-.68Zm-.85,5.93h-7.16l-.45-5h8.07l-.46,5Z"/></svg>

images/layout_builder_browser/cataloglist.svg

+<svg xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 30 30"><defs><style>.background{fill:#85bef4;}</style></defs><rect class="background" x=".5" y=".5" width="29" height="29"/><path d="m29,1v28H1V1h28m1-1H0v30h30V0h0Z"/><rect x="11.13" y="22.5" width="13.99" height="3" rx=".75" ry=".75"/><rect x="11.13" y="16.51" width="13.99" height="3" rx=".75" ry=".75"/><circle cx="7.13" cy="18.01" r="2.25"/><circle cx="7.13" cy="24" r="2.25"/><path d="m4.64,8.71v-.03c0-2.93,2.28-5.11,5.21-5.11,2.16,0,3.61,1.05,4.44,2.55l-2.7,1.58c-.36-.7-.88-1.19-1.78-1.19-1.11,0-1.83.97-1.83,2.14v.03c0,1.27.76,2.17,1.83,2.17.92,0,1.44-.5,1.85-1.23l2.7,1.53c-.83,1.46-2.2,2.65-4.64,2.65-2.72,0-5.08-2.04-5.08-5.08Z"/><path d="m24.18,5h-8.16c-.52,0-.94.42-.94.94v1.57c0,.17.14.31.31.31h.31v5.34c0,.35.28.63.63.63h7.54c.35,0,.63-.28.63-.63v-5.34h.31c.17,0,.31-.14.31-.31v-1.57c0-.52-.42-.94-.94-.94Zm-.63,7.85h-6.91v-5.02h6.91v5.02Zm.63-5.97h-8.16v-.94h8.16v.94Zm-5.1,2.83h2.04c.13,0,.24-.11.24-.24v-.47c0-.13-.11-.24-.24-.24h-2.04c-.13,0-.24.11-.24.24v.47c0,.13.11.24.24.24Z"/></svg>