Update dependency @nomiclabs/hardhat-etherscan to v3.1.4

Author: renovate[bot]

package.json

@@ -20,7 +20,7 @@
 	"license": "MPL-2.0",
 	"devDependencies": {
 		"@nomiclabs/hardhat-ethers": "2.1.1",
-		"@nomiclabs/hardhat-etherscan": "3.1.0",
+		"@nomiclabs/hardhat-etherscan": "3.1.4",
 		"@nomiclabs/hardhat-waffle": "2.0.3",
 		"@types/chai": "4.3.4",
 		"@types/dotenv": "8.2.0",

yarn.lock

@@ -996,14 +996,14 @@
   resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-ethers/-/hardhat-ethers-2.1.1.tgz#3f1d1ab49813d1bae4c035cc1adec224711e528b"
   integrity sha512-Gg0IFkT/DW3vOpih4/kMjeZCLYqtfgECLeLXTs7ZDPzcK0cfoc5wKk4nq5n/izCUzdhidO/Utd6ptF9JrWwWVA==
 
-"@nomiclabs/hardhat-etherscan@3.1.0":
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-etherscan/-/hardhat-etherscan-3.1.0.tgz#7137554862b3b1c914f1b1bf110f0529fd2dec53"
-  integrity sha512-JroYgfN1AlYFkQTQ3nRwFi4o8NtZF7K/qFR2dxDUgHbCtIagkUseca9L4E/D2ScUm4XT40+8PbCdqZi+XmHyQA==
+"@nomiclabs/hardhat-etherscan@3.1.4":
+  version "3.1.4"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-etherscan/-/hardhat-etherscan-3.1.4.tgz#970e57fabc6060489c93b3f646ca790db36ffee0"
+  integrity sha512-fw8JCfukf6MdIGoySRmSftlM2wBgoaSbWQZgiYfD/KTeaSFEWCdMpuPZcLSBXtwtnQyyWDs07Lo7fL8HSqtD2Q==
   dependencies:
     "@ethersproject/abi" "^5.1.2"
     "@ethersproject/address" "^5.0.2"
-    cbor "^5.0.2"
+    cbor "^8.1.0"
     chalk "^2.4.2"
     debug "^4.1.1"
     fs-extra "^7.0.1"
@@ -2405,7 +2405,7 @@ bignumber.js@9.1.1:
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.1.1.tgz#c4df7dc496bd849d4c9464344c1aa74228b4dac6"
   integrity sha512-pHm4LsMJ6lzgNGVfZHjMoO8sdoRhOzOH4MLmY65Jg70bpxCKu5iOHNJyfF6OyvYw7t8Fpf35RuzUyqnQsj8Vig==
 
-bignumber.js@^9.0.0, bignumber.js@^9.0.1:
+bignumber.js@^9.0.0:
   version "9.0.1"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.1.tgz#8d7ba124c882bfd8e43260c67475518d0689e4e5"
   integrity sha512-IdZR9mh6ahOBv/hYGiXyVuyCetmGJhtYkqLBpTStdhEGjegpPlUawydyaF3pbIOFynJTpllEs+NP+CS9jKFLjA==
@@ -2731,13 +2731,12 @@ caseless@~0.12.0:
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
   integrity sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=
 
-cbor@^5.0.2:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/cbor/-/cbor-5.2.0.tgz#4cca67783ccd6de7b50ab4ed62636712f287a67c"
-  integrity sha512-5IMhi9e1QU76ppa5/ajP1BmMWZ2FHkhAhjeVKQ/EFCgYSEaeVaoGtL7cxJskf9oCCk+XjzaIdc3IuU/dbA/o2A==
+cbor@^8.1.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/cbor/-/cbor-8.1.0.tgz#cfc56437e770b73417a2ecbfc9caf6b771af60d5"
+  integrity sha512-DwGjNW9omn6EwP70aXsn7FQJx5kO12tX0bZkaTjzdVFM6/7nhA4t0EENocKGx6D2Bch9PE2KzCUf5SceBdeijg==
   dependencies:
-    bignumber.js "^9.0.1"
-    nofilter "^1.0.4"
+    nofilter "^3.1.0"
 
 chai@4.3.7:
   version "4.3.7"
@@ -6840,10 +6839,10 @@ node-gyp-build@^4.2.0:
   resolved "https://registry.yarnpkg.com/node-gyp-build/-/node-gyp-build-4.3.0.tgz#9f256b03e5826150be39c764bf51e993946d71a3"
   integrity sha512-iWjXZvmboq0ja1pUGULQBexmxq8CV4xBhX7VDOTbL7ZR4FOowwY/VOtRxBN/yKxmdGoIp4j5ysNT4u3S2pDQ3Q==
 
-nofilter@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/nofilter/-/nofilter-1.0.4.tgz#78d6f4b6a613e7ced8b015cec534625f7667006e"
-  integrity sha512-N8lidFp+fCz+TD51+haYdbDGrcBWwuHX40F5+z0qkUjMJ5Tp+rdSuAkMJ9N9eoolDlEVTf6u5icM+cNKkKW2mA==
+nofilter@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/nofilter/-/nofilter-3.1.0.tgz#c757ba68801d41ff930ba2ec55bab52ca184aa66"
+  integrity sha512-l2NNj07e9afPnhAhvgVrCD/oy2Ai1yfLpuo3EpiO1jFTsB4sFz6oIfAfSZyQzVpkZQ9xS8ZS5g1jCBgq4Hwo0g==
 
 normalize-package-data@^2.3.2:
   version "2.5.0"