Update README.md#7

Lord-lokesh wants to merge 1 commit intoSellakumar1987:mainSellakumar1987/EX.No.-2.2-CREATE-A-3D-SOLID-MODEL-FROM-ISOMETRIC-DRAWING:mainfrom

Lord-lokesh:patch-2Lord-lokesh/EX.No.-2.2-CREATE-A-3D-SOLID-MODEL-FROM-ISOMETRIC-DRAWING:patch-2Copy head branch name to clipboard