Apply suggestions from code review

Author: jfy133

genome-mapping.qmd

@@ -442,7 +442,7 @@ Once completed, the command below will remove the `/<PATH>/<TO>/genome-mapping d
 
 ::: {.callout-tip}
 ## Pro Tip
-Always be VERY careful when using `rm -r`.\ Check 3x that the path you are
+Always be VERY careful when using `rm -r`. Check 3x that the path you are
 specifying is exactly what you want to delete and nothing more before pressing
 ENTER!
 :::