Update npm package `katex` to v0.16.19 #13920

Job	Run time
setup	35s
Unit (@apps/hash-ai-worker-ts)	1m 13s
Unit (@apps/hash-api)	2m 28s
Unit (@blockprotocol/type-system)	1m 21s
Unit (@blockprotocol/type-system-rs)	1m 42s
Unit (@local/harpc-client)	1m 9s
Unit (@local/hash-backend-utils)	55s
Unit (@local/hash-graph-sdk)	2m 11s
Build (@apps/hash-ai-worker-ts)	13m 6s
Build (@apps/hash-api)	10m 30s
Unit (@local/hash-isomorphic-utils)	2m 4s
Build (@apps/hash-graph)	8m 9s
Unit (@local/hash-subgraph)	1m 50s
Build (@apps/hash-integration-worker)	10m 17s
Unit (@rust/antsi)	1m 7s
Unit (@rust/chonky)	1m 20s
Unit (@rust/deer)	3m 37s
Unit (@rust/error-stack)	2m 31s
Unit (@rust/harpc-net)	1m 46s
Unit (@rust/harpc-types)	1m 10s
Unit (@rust/harpc-wire-protocol)	2m 3s
Integration (@rust/hash-graph-authorization)	2m 14s
Unit (@rust/hash-graph-api)	3m 10s
Integration (@rust/hash-graph-benches)	7m 57s
Publish	0s
Unit (@rust/hash-graph-postgres-store)	3m 23s
Integration (@rust/hash-graph-http-tests)	4m 39s
Unit (@rust/hash-graph-temporal-versioning)	1m 13s
Integration (@rust/hash-graph-integration)	5m 10s
Unit (@rust/hash-graph-types)	1m 35s
Integration (@tests/hash-backend-integration)	11m 33s
Unit (@rust/hash-graph-validation)	2m 7s
Integration (@tests/hash-backend-load)	8m 21s
Unit (@rust/hql-cst)	54s
Integration (@tests/hash-playwright)	12m 43s
Unit (@rust/hql-diagnostics)	1m 3s
Unit (@rust/hql-span)	58s
Unit (@rust/hql-syntax-jexpr)	1m 3s
Unit (@rust/sarif)	1m 8s
Tests passed	5s
	2h 20m 20s

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