Update dependency async to v3

package.json

@@ -43,7 +43,7 @@
         "@turf/turf": "6.5.0",
         "Leaflet.vector-markers": "nrenner/Leaflet.vector-markers#2ef80c9",
         "abortcontroller-polyfill": "1.7.5",
-        "async": "2.6.4",
+        "async": "3.2.4",
         "bootbox": "5.5.3",
         "bootstrap": "4.6.2",
         "bootstrap-select": "1.13.18",

yarn.lock

@@ -3337,22 +3337,22 @@ async-settle@^1.0.0:
   dependencies:
     async-done "^1.2.2"
 
-[email protected], async@^2.6.0:
-  version "2.6.4"
-  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
-  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
-  dependencies:
-    lodash "^4.17.14"
+[email protected], async@^3.2.4:
+  version "3.2.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-3.2.4.tgz#2d22e00f8cddeb5fde5dd33522b56d1cf569a81c"
+  integrity sha512-iAB+JbDEGXhyIUavoDl9WP/Jj106Kz9DEn1DPgYw5ruDn0e3Wgi3sKFm55sASdGBNOQB8F59d9qQ7deqrHA8wQ==
 
 async@^0.9.0:
   version "0.9.2"
   resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
   integrity sha512-l6ToIJIotphWahxxHyzK9bnLR6kM4jJIIgLShZeqLY7iboHoGkdgFl7W2/Ivi4SkMJYGKqW8vSuk0uKUj6qsSw==
 
-async@^3.2.4:
-  version "3.2.4"
-  resolved "https://registry.yarnpkg.com/async/-/async-3.2.4.tgz#2d22e00f8cddeb5fde5dd33522b56d1cf569a81c"
-  integrity sha512-iAB+JbDEGXhyIUavoDl9WP/Jj106Kz9DEn1DPgYw5ruDn0e3Wgi3sKFm55sASdGBNOQB8F59d9qQ7deqrHA8wQ==
+async@^2.6.0:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
+  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
+  dependencies:
+    lodash "^4.17.14"
 
 asynckit@^0.4.0:
   version "0.4.0"