hmmmmmmmmm ... it looks like it might be more of a procedural thing rather than an active decision. 
" ... Opposition politicians questioned whether the PiS could muster enough votes to pass the amendment, after parliament delayed a sitting scheduled for Wednesday for two weeks.
“...They don’t have any ideas how to resolve the situation in Poland, they do not have a majority in parliament (in favour of the bill), they are afraid to answer questions,” opposition Deputy Speaker Malgorzata Kidawa-Blonska told reporters.
PiS lawmaker and Deputy Parliament Speaker Ryszard Terlecki rejected any suggestion that the government lacked a majority on the issue, saying the postponement was related to the coronavirus pandemic. ... "
uk.reuters.com/article/uk-poland-abortion/poland-needs-calm-to-discuss-disputed-abortion-ruling-government-idUKKBN27J2EY
I so want this to be true.