In early March, Melanie Schikore received a request: Could the Interfaith Community for Detained Immigrants house a Congolese mother and daughter who were separated at the border? Schikore, the group’s executive director, said yes.The Congolese mother is known as Ms. L — the named plaintiff in a lawsuit against federal government agencies, including U.S. Immigration and Customs Enforcement.The lawsuit, which eventually became a class action, led to a judge’s order last month ruling that the government …