Sky Sports F1 pundit Karun Chandhok noticed Oliver Bearman do one ‘really clever’ thing during the Ferrari reserve driver’s debut at the Saudi Arabian GP on Saturday. The Scuderia rushed to promote 18-year-old Bearman on Friday afternoon after Carlos Sainz was diagnosed with appendicitis. He was due to compete in Formula 2 with Prema in Jeddah and also took pole position for the Feature race. But he did not show any lack of experience. Bearman expertly withstood early pressure from Haas star Kevin Magnussen after starting in 11th. The Chelmsford native only missed out on a place in Q3 in quali…