message: feat(swc_core): Export `swc_common/sourcemap`
diff: @@ -77,6 +77,7 @@ base_node = [
  # it has to be a feature to be enabled by compile time flag to avoid cargo's feature collision,
  # while it also need to access 'common' exports by default for cargo check / or clippy.
  common = ["__common"]
  +common_sourcemap = ["__common", "swc_common/sourcemap"]
  # TODO: internally concurrent / perf refers to the same feature (`parking_lot`)
  # - can we consolidate them?
  common_concurrent = ["__common", "swc_common/concurrent"]
  