fix incorrect attribution and minor formatting issues in changelog
fix incorrect attribution and minor formatting issues in changelog

realm/jazzy,realm/jazzy,agentk/jazzy,PSPDFKit-labs/jazzy,PSPDFKit-labs/jazzy,agentk/jazzy,1ec5/jazzy,Kapeli/jazzy,1ec5/jazzy,agentk/jazzy,pcantrell/jazzy,pcantrell/jazzy,pcantrell/jazzy,Kapeli/jazzy,Kapeli/jazzy,1ec5/jazzy