Update dependency @nomiclabs/hardhat-etherscan to v3.1.6

package.json

@@ -32,7 +32,7 @@
 	},
 	"dependencies": {
 		"@nomiclabs/hardhat-ethers": "2.2.1",
-		"@nomiclabs/hardhat-etherscan": "3.1.3",
+		"@nomiclabs/hardhat-etherscan": "3.1.6",
 		"@nomiclabs/hardhat-waffle": "2.0.3",
 		"@openzeppelin/contracts": "4.7.3",
 		"@openzeppelin/contracts-upgradeable": "4.7.3",

yarn.lock

@@ -1115,10 +1115,10 @@
   resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-ethers/-/hardhat-ethers-2.2.1.tgz#8057b43566a0e41abeb8142064a3c0d3f23dca86"
   integrity sha512-RHWYwnxryWR8hzRmU4Jm/q4gzvXpetUOJ4OPlwH2YARcDB+j79+yAYCwO0lN1SUOb4++oOTJEe6AWLEc42LIvg==
 
-"@nomiclabs/[email protected].3":
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-etherscan/-/hardhat-etherscan-3.1.3.tgz#c9dbaa4174edfa075a464a0e9142bc8710a2c4e2"
-  integrity sha512-UeNO97j0lwOHqX7mrH6SfQQBdXq1Ng6eFr7uJKuQOrq2UVTWGD70lE5QO4fAFVPz9ao+xlNpMyIqSR7+OaDR+Q==
+"@nomiclabs/[email protected].6":
+  version "3.1.6"
+  resolved "https://registry.yarnpkg.com/@nomiclabs/hardhat-etherscan/-/hardhat-etherscan-3.1.6.tgz#7e50aeb06501a0060655664599d9e35cfd475929"
+  integrity sha512-5WFIZeLLgWPiCJqm/4ie7UNXn7FXfzYmqnKwOKU2MLETGolzY1cueSYUTww/P8f+Zc9xfJLmzqSYcGLW/3j/IQ==
   dependencies:
     "@ethersproject/abi" "^5.1.2"
     "@ethersproject/address" "^5.0.2"
@@ -1129,7 +1129,7 @@
     lodash "^4.17.11"
     semver "^6.3.0"
     table "^6.8.0"
-    undici "^5.4.0"
+    undici "^5.14.0"
 
 "@nomiclabs/[email protected]":
   version "2.0.3"
@@ -10301,6 +10301,13 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.9.1.tgz#06dce34a0e68a7babc29b365b8e74b8925203961"
   integrity sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==
 
+undici@^5.14.0:
+  version "5.18.0"
+  resolved "https://registry.yarnpkg.com/undici/-/undici-5.18.0.tgz#e88a77a74d991a30701e9a6751e4193a26fabda9"
+  integrity sha512-1iVwbhonhFytNdg0P4PqyIAXbdlVZVebtPDvuM36m66mRw4OGrCm2MYynJv/UENFLdP13J1nPVQzVE2zTs1OeA==
+  dependencies:
+    busboy "^1.6.0"
+
 undici@^5.4.0:
   version "5.14.0"
   resolved "https://registry.yarnpkg.com/undici/-/undici-5.14.0.tgz#1169d0cdee06a4ffdd30810f6228d57998884d00"