cubicweb #1946277 CWSourceSchemaConfig[cw_for_source, cw_schema] is not necessarilly unique [resolved]

eg when one want a configuration for both subject and object

prioritynormal
typebug
done in3.13.6
load0.100
load left0.000
closed by#65b7ea00bab8 [schema] drop CWSourceSchemaConfig[cw_for_source,cw_schema] unique constraint (closes #1946277)