Minor Material Amendment Application (S.73), variation of condition 2 approved plans, first floor rear extension for additional bedroom pursuant to planning permission 210138FUL dated 15/03/2021 for 'Conversion of existing single dwelling house into two self-contained units; single storey rear extension; part single storey, part two storey side extension (following demolition of existing side addition); alteration and extension to single storey front porch extension'