Bump elliptic from 6.5.2 to 6.5.3

Bumps [elliptic](https://github.com/indutny/elliptic) from 6.5.2 to 6.5.3.
- [Release notes](https://github.com/indutny/elliptic/releases)
- [Commits](indutny/elliptic@v6.5.2...v6.5.3)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

yarn.lock

@@ -1458,8 +1458,8 @@ bluebird@^3.5.5:
   resolved "https://registry.npm.taobao.org/bluebird/download/bluebird-3.7.2.tgz#9f229c15be272454ffa973ace0dbee79a1b0c36f"
 
 bn.js@^4.0.0, bn.js@^4.1.0, bn.js@^4.1.1, bn.js@^4.4.0:
-  version "4.11.8"
-  resolved "https://registry.npm.taobao.org/bn.js/download/bn.js-4.11.8.tgz?cache=0&sync_timestamp=1580360255972&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fbn.js%2Fdownload%2Fbn.js-4.11.8.tgz#2cde09eb5ee341f484746bb0309b3253b1b1442f"
+  version "4.11.9"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
 
 body-parser@1.19.0:
   version "1.19.0"
@@ -1538,7 +1538,7 @@ braces@^3.0.1:
 
 brorand@^1.0.1:
   version "1.1.0"
-  resolved "https://registry.npm.taobao.org/brorand/download/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
+  resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
 
 browserify-aes@^1.0.0, browserify-aes@^1.0.4:
   version "1.2.0"
@@ -2760,8 +2760,8 @@ elegant-spinner@^1.0.1:
   resolved "https://registry.npmjs.org/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
 
 elliptic@^6.0.0:
-  version "6.5.2"
-  resolved "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.2.tgz#05c5678d7173c049d8ca433552224a495d0e3762"
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"
@@ -3700,7 +3700,7 @@ hash-base@^3.0.0:
 
 hash.js@^1.0.0, hash.js@^1.0.3:
   version "1.1.7"
-  resolved "https://registry.npm.taobao.org/hash.js/download/hash.js-1.1.7.tgz?cache=0&sync_timestamp=1580360258783&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fhash.js%2Fdownload%2Fhash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
+  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
   dependencies:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
@@ -3728,7 +3728,7 @@ history@^4.7.2:
 
 hmac-drbg@^1.0.0:
   version "1.0.1"
-  resolved "https://registry.npm.taobao.org/hmac-drbg/download/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
+  resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
   dependencies:
     hash.js "^1.0.3"
     minimalistic-assert "^1.0.0"
@@ -4825,11 +4825,11 @@ mini-css-extract-plugin@^0.7.0:
 
 minimalistic-assert@^1.0.0, minimalistic-assert@^1.0.1:
   version "1.0.1"
-  resolved "https://registry.npm.taobao.org/minimalistic-assert/download/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
+  resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
 
 minimalistic-crypto-utils@^1.0.0, minimalistic-crypto-utils@^1.0.1:
   version "1.0.1"
-  resolved "https://registry.npm.taobao.org/minimalistic-crypto-utils/download/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
+  resolved "https://registry.yarnpkg.com/minimalistic-crypto-utils/-/minimalistic-crypto-utils-1.0.1.tgz#f6c00c1c0b082246e5c4d99dfb8c7c083b2b582a"
 
 minimatch@^3.0.4:
   version "3.0.4"