Update beyond_bacteria_000009544.md
Update beyond_bacteria_000009544.md

Added italics to Roseburia. Just one change now for testing purposes.
biocore/American-Gut,EmbrietteH/American-Gut,JWDebelius/American-Gut,wasade/American-Gut,EmbrietteH/American-Gut,wasade/American-Gut,JWDebelius/American-Gut,biocore/American-Gut,mortonjt/American-Gut