fix(metadata_utils): correct default projection='equiretangular' -> 'equirectangular'#337

MukundaKatta wants to merge 1 commit intogoogle:mastergoogle/spatial-media:masterfrom

MukundaKatta:fix/generate-spherical-xml-default-typoMukundaKatta/spatial-media:fix/generate-spherical-xml-default-typoCopy head branch name to clipboard