Corrected grammatical number agreement
Corrected grammatical number agreement

RedPitaya/scpi-parser,qingfengxia/scpi-parser,qingfengxia/scpi-parser,WCP52/gpha,koeart/scpi-parser,WCP52/gpha,j123b567/scpi-parser,WCP52/gpha,RedPitaya/scpi-parser,WCP52/gpha,j123b567/scpi-parser,koeart/scpi-parser