fix(search): set background-color for icon within preview panel (#815)

Aaron Pham

2024-02-06 52ef6d1b6f2c4be99426929fc98b17dc7e7e96fc

 quartz/plugins/transformers/gfm.ts

@@ -35,6 +35,7 @@
                ariaHidden: true,
                tabIndex: -1,
                "data-no-popover": true,
                "data-icon": true,
              },
              content: {
                type: "element",