By Herbert Lash NEW YORK (Reuters) -The benchmark 10-year Treasury yield hit its highest in over a decade on Monday and the dollar strengthened as investors were on edge before an expected hefty Fed interest rate hike this week to tackle inflation. The 10-year’s yield shot to 3.518%, its highest since April 2011, before backing off. The higher yield helped strengthen the dollar and made gold less attractive as concerns about the economy in light of higher rates cooled risk taking. But stocks on Wall Street rallied as hedge funds positioned themselves on the off-chance the Fed’s tone is less on…