Update @turf/area to version 7.3.4

Author: depfu[bot]

config/importmap.rb

@@ -87,7 +87,7 @@
 pin "@turf/bearing", to: "@turf--bearing.js", preload: false # @7.3.3
 pin "@turf/destination", to: "@turf--destination.js", preload: false # @7.3.4
 pin "@turf/length", to: "@turf--length.js", preload: false # @7.3.3
-pin "@turf/area", to: "@turf--area.js", preload: false # @7.3.3
+pin "@turf/area", to: "@turf--area.js", preload: false # @7.3.4
 pin "@turf/buffer", to: "@turf--buffer.js", preload: false # @7.3.2
 pin "@turf/bbox", to: "@turf--bbox.js", preload: false # @7.3.3
 pin "@turf/center", to: "@turf--center.js", preload: false # @7.3.3