refactor(GPTs/DALLE): Update DALLE image hover btn

- Restyle the hover buttons in the DALLE image section to match the extension's theme

Changes summary:
- Updated the design of hover buttons in the DALLE image:
  - The buttons in assistant chat bubble for DALLE image are now visually align with the extension's theme, providing a cohesive user experience.

src/sass/elements/_dialogs.scss

@@ -481,6 +481,7 @@
 		.text-sm.text-gray-300 {
 			color: var(--c-accent) !important;
 			font-weight: bold;
+			text-transform: uppercase;
 		}
 
 		// border: 2px solid red !important;

src/sass/elements/_right--main.scss

@@ -382,6 +382,30 @@ main [data-testid^='conversation-turn-'] {
 				border-radius: var(--br-contextmenu) !important;
 			}
 		}
+
+
+		/* DALLE Image hover buttons - 👍👎  */
+		.group\/dalle-image.aspect-square {
+
+			.group-hover\/dalle-image\:visible.absolute {
+				button {
+					background-color: var(--c-on-accent) !important;
+					color: var(--c-accent) !important;
+					opacity: .8;
+
+					svg {
+						color: currentColor !important;
+						transition: none !important;
+					}
+
+					&:hover {
+						opacity: 1 !important;
+						background-color: var(--c-accent) !important;
+						color: var(--c-on-accent) !important;
+					}
+				}
+			}
+		}
 	}
 }