Bump elliptic from 6.5.2 to 6.5.3 in /dashboard

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>

dashboard/yarn.lock

@@ -1668,9 +1668,9 @@ bluebird@^3.1.1, bluebird@^3.5.1, bluebird@^3.5.5:
   integrity sha1-nyKcFb4nJFT/qXOs4NvueaGww28=
 
 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#2cde09eb5ee341f484746bb0309b3253b1b1442f"
-  integrity sha1-LN4J617jQfSEdGuwMJsyU7GxRC8=
+  version "4.11.9"
+  resolved "https://registry.yarnpkg.com/bn.js/-/bn.js-4.11.9.tgz#26d556829458f9d1e81fc48952493d0ba3507828"
+  integrity sha512-E6QoYqCKZfgatHTdHzs1RRKP7ip4vvm+EyRUeE2RF0NblwVvb0p6jSVeNTOFxPn26QXN2o6SMfNxKp6kU8zQaw==
 
 body-parser@1.19.0:
   version "1.19.0"
@@ -1752,7 +1752,7 @@ braces@^2.3.1, braces@^2.3.2:
 
 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"
   integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
 
 browserify-aes@^1.0.0, browserify-aes@^1.0.4:
@@ -3092,9 +3092,9 @@ electron-to-chromium@^1.3.390:
   integrity sha1-TAHikJG/OeV4rD9mwfFX2S+lcl0=
 
 elliptic@^6.0.0:
-  version "6.5.2"
-  resolved "https://registry.npm.taobao.org/elliptic/download/elliptic-6.5.2.tgz?cache=0&sync_timestamp=1574449990666&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Felliptic%2Fdownload%2Felliptic-6.5.2.tgz#05c5678d7173c049d8ca433552224a495d0e3762"
-  integrity sha1-BcVnjXFzwEnYykM1UiJKSV0ON2I=
+  version "6.5.3"
+  resolved "https://registry.yarnpkg.com/elliptic/-/elliptic-6.5.3.tgz#cb59eb2efdaf73a0bd78ccd7015a62ad6e0f93d6"
+  integrity sha512-IMqzv5wNQf+E6aHeIqATs0tOLeOTwj1QKbRcS3jBbYkl5oLAserA8yJTT7/VyHUYG91PRmPyeQDObKLPpeS4dw==
   dependencies:
     bn.js "^4.4.0"
     brorand "^1.0.1"
@@ -4184,8 +4184,8 @@ hash-sum@^1.0.2:
 
 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#0babca538e8d4ee4a0f8988d68866537a003cf42"
-  integrity sha1-C6vKU46NTuSg+JiNaIZlN6ADz0I=
+  resolved "https://registry.yarnpkg.com/hash.js/-/hash.js-1.1.7.tgz#0babca538e8d4ee4a0f8988d68866537a003cf42"
+  integrity sha512-taOaskGt4z4SOANNseOviYDvjEJinIkRgmp7LbKP2YTTmVxWBl87s/uzK9r+44BclBSp2X7K1hqeNfz9JbBeXA==
   dependencies:
     inherits "^2.0.3"
     minimalistic-assert "^1.0.1"
@@ -4207,7 +4207,7 @@ highlight.js@^9.6.0:
 
 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"
   integrity sha1-0nRXAQJabHdabFRXk+1QL8DGSaE=
   dependencies:
     hash.js "^1.0.3"
@@ -5469,12 +5469,12 @@ mini-css-extract-plugin@^0.8.0:
 
 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"
-  integrity sha1-LhlN4ERibUoQ5/f7wAznPoPk1cc=
+  resolved "https://registry.yarnpkg.com/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz#2e194de044626d4a10e7f7fbc00ce73e83e4d5c7"
+  integrity sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A==
 
 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"
   integrity sha1-9sAMHAsIIkblxNmd+4x8CDsrWCo=
 
 minimatch@^3.0.2, minimatch@^3.0.4, minimatch@~3.0.2: