fix: slugify tag on page before adding (closes #411)

Jacky Zhao

2023-08-27 52ca312f41ee6da5202cd9632d8501340ada3a67

 quartz/components/TagList.tsx

@@ -44,7 +44,8 @@
a.tag-link {
  border-radius: 8px;
  background-color: var(--highlight);
  padding: 0.2rem 0.5rem;
  padding: 0.2rem 0.4rem;
  margin: 0 0.1rem;
}
`