feat: Add tooltip with icon for embedding scenes (#2532)

Co-authored-by: dwelle <luzar.david@gmail.com>

src/components/LayerUI.scss

@@ -39,64 +39,6 @@
         width: 1.2rem;
         height: 1.2rem;
       }
-
-      &.tooltip .tooltip-text {
-        visibility: hidden;
-        width: 20rem;
-        bottom: calc(50% + 0.8rem + 6px);
-
-        :root[dir="ltr"] & {
-          left: -5px;
-        }
-
-        :root[dir="rtl"] & {
-          right: -5px;
-        }
-
-        background-color: $oc-black;
-        color: $oc-white;
-        text-align: center;
-        border-radius: 6px;
-        padding: 5px;
-        position: absolute;
-        z-index: 10;
-        font-size: 13px;
-        line-height: 1.5;
-        white-space: pre-wrap;
-
-        &::after {
-          --size: 6px;
-          content: "";
-          border: var(--size) solid transparent;
-          border-top-color: $oc-black;
-          position: absolute;
-          bottom: calc(-2 * var(--size));
-
-          :root[dir="ltr"] & {
-            left: calc(5px + var(--size) / 2);
-          }
-
-          :root[dir="rtl"] & {
-            right: calc(5px + var(--size) / 2);
-          }
-        }
-      }
-
-      // the following 3 rules ensure that the tooltip doesn't show (nor affect
-      // the cursor) when you drag over when you draw on canvas, but at the same
-      // time it still works when clicking on the link/shield
-
-      body:active &.tooltip:not(:hover) {
-        pointer-events: none;
-      }
-
-      body:not(:active) &.tooltip:hover .tooltip-text {
-        visibility: visible;
-      }
-
-      .tooltip-text:hover {
-        visibility: visible;
-      }
     }
 
     &__github-corner {