Fix formatting in FAQ section of README

Author: velezbeltran

README.md

@@ -100,8 +100,8 @@ See the documentation for more information on available methods and parameters.
 
 ## FAQ:
 
-- **Question**: I am having issues with the speed of the model. What do I do?
-- **Answer**: Some users have reported problems with the sampling speed. If, this is your case reduce either of these two hyper-parameters: `n_estimators` or `early_stopping_rounds`. 
+**Question**: I am having issues with the speed of the model. What do I do?
+**Answer**: Some users have reported problems with the sampling speed. If, this is your case reduce either of these two hyper-parameters: `n_estimators` or `early_stopping_rounds`. 
 
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