docs(explorer): Fixed small typo with extra } in explorer.md (#541)

Thomas

2023-10-18 86d16b12a224d125ba469f91e885eedf97a9dfe8

 quartz/components/styles/clipboard.scss

@@ -10,7 +10,6 @@
  background-color: var(--light);
  border: 1px solid;
  border-radius: 5px;
  z-index: 1;
  opacity: 0;
  transition: 0.2s;