Take a look at your makeup bag and hair-care drawer. If it's filled with old eyeliners, dried-out foundation tubes, and brushes that could use a good spring cleaning, then Fair Oaks Mall in Fairfax would be a good place to visit. Spring is a time of renewal and refreshment, and for many women, that means refreshing their overall beauty regimen, including skin and hair care and makeup. Start at Sephora, on the lower level near Lord & Taylor. Known as a one-stop shop for all things beauty, from perfume to makeup to grooming supplies and more, Sephora offers many different lines of cosmetics and…