[Snyk] Upgrade proj4 from 2.11.0 to 2.15.0#488

ahnan wants to merge 1 commit intomasterSuperMap/iClient-JavaScript:masterfrom

snyk-upgrade-c1fee3079118b4728d415f12a3181c46SuperMap/iClient-JavaScript:snyk-upgrade-c1fee3079118b4728d415f12a3181c46Copy head branch name to clipboard