By Rajesh Kumar Singh GREENVILLE, S.C., March 10 (Reuters) - General Electric Co GE.N on Thursday reiterated its 2022 earnings forecast despite inflationary and supply-chain challenges. Adjusted profit for the year is projected to be in the range of $2.80 per share to $3.50 per share. It also expects to grow its profit margin by 150 basis points and to generate $5.5 billion to $6.5 billion in free cash flow.