Update katex to 0.16.47

Author: typelevel-steward[bot]

build.scala

@@ -2,7 +2,7 @@
 //> using dep org.typelevel::laika-preview::1.3.2
 //> using dep com.monovore::decline-effect::2.6.2
 //> using dep org.graalvm.js:js:25.0.3
-//> using dep org.webjars.npm:katex:0.16.44
+//> using dep org.webjars.npm:katex:0.16.47
 //> using dep org.webjars.npm:fortawesome__fontawesome-free:7.2.0
 //> using dep pink.cozydev::protosearch-laika:0.0-7f79720-SNAPSHOT
 //> using repository https://central.sonatype.com/repository/maven-snapshots