core: add temporary config for source map features (#10311)
core: add temporary config for source map features (#10311)


ev1stensberg/lighthouse,GoogleChrome/lighthouse,GoogleChrome/lighthouse,umaar/lighthouse,ev1stensberg/lighthouse,GoogleChrome/lighthouse,GoogleChrome/lighthouse,GoogleChrome/lighthouse,umaar/lighthouse,ev1stensberg/lighthouse,umaar/lighthouse,umaar/lighthouse,ev1stensberg/lighthouse