Try to get note box working in docs

docs/high-memory-rules.md

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+# Rules using large amounts of RAM
+
+NOTE: This is a work in progress list. Trying to figure out what
+
+The biggest challenge with using this pipeline with other datasets is ensuring
+RAM is properly allocated. Many rules require very little RAM, and so the
+default allocations that come on your cluster per thread will likely do fine.
+However, some rules require considerably more RAM. These are:
+