fix: responsive youtube embed (closes #1167)

Jacky Zhao

2024-08-06 ca3943b5007ea7cb6a27bbf3e02648d5271231ea

 quartz/plugins/transformers/gfm.ts

@@ -32,10 +32,10 @@
            {
              behavior: "append",
              properties: {
                role: "anchor",
                ariaHidden: true,
                tabIndex: -1,
                "data-no-popover": true,
                "data-icon": true,
              },
              content: {
                type: "element",