fix(deps): update dependency core-js to v3

package.json

@@ -56,7 +56,7 @@
     "@ngx-loading-bar/http-client": "4.2.0",
     "@ngx-loading-bar/router": "4.2.0",
     "@nrwl/angular": "8.0.0",
-    "core-js": "2.6.5",
+    "core-js": "3.1.3",
     "date-fns": "1.30.1",
     "firebase": "6.1.1",
     "hammerjs": "2.0.8",

yarn.lock

@@ -2757,21 +2757,26 @@ [email protected]:
     serialize-javascript "^1.4.0"
     webpack-log "^2.0.0"
 
-[email protected], core-js@^2.4.0:
-  version "2.6.5"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.5.tgz#44bc8d249e7fb2ff5d00e0341a7ffb94fbf67895"
-  integrity sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A==
-
 [email protected]:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.0.1.tgz#1343182634298f7f38622f95e73f54e48ddf4738"
   integrity sha512-sco40rF+2KlE0ROMvydjkrVMMG1vYilP2ALoRXcYR4obqbYIuV3Bg+51GEDW+HF8n7NRA+iaA4qD0nD9lo9mew==
 
+[email protected]:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.1.3.tgz#95700bca5f248f5f78c0ec63e784eca663ec4138"
+  integrity sha512-PWZ+ZfuaKf178BIAg+CRsljwjIMRV8MY00CbZczkR6Zk5LfkSkjGoaab3+bqRQWVITNZxQB7TFYz+CFcyuamvA==
+
 core-js@^2.2.0:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.9.tgz#6b4b214620c834152e179323727fc19741b084f2"
   integrity sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==
 
+core-js@^2.4.0:
+  version "2.6.5"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.5.tgz#44bc8d249e7fb2ff5d00e0341a7ffb94fbf67895"
+  integrity sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A==
+
 [email protected], core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"