chore: update `yarn.lock` and remove duplicated entry in `.gitignore`

.gitignore

@@ -1,7 +1,6 @@
 node_modules/
 build/
 .DS_Store
-build/
 yarn-error.log
 .env*
 .idea/

yarn.lock

@@ -3918,7 +3918,7 @@ bluebird-lst@^1.0.9:
   dependencies:
     bluebird "^3.5.5"
 
-bluebird@^3.5.0, bluebird@^3.5.5:
+bluebird@^3.4.7, bluebird@^3.5.0, bluebird@^3.5.5:
   version "3.7.2"
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.7.2.tgz#9f229c15be272454ffa973ace0dbee79a1b0c36f"
   integrity sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==
@@ -6722,7 +6722,7 @@ eth-block-tracker@^4.2.0, eth-block-tracker@^4.4.1, eth-block-tracker@^4.4.2:
     pify "^3.0.0"
     safe-event-emitter "^1.0.1"
 
-eth-ens-namehash@2.0.8:
+eth-ens-namehash@2.0.8, eth-ens-namehash@^2.0.0:
   version "2.0.8"
   resolved "https://registry.yarnpkg.com/eth-ens-namehash/-/eth-ens-namehash-2.0.8.tgz#229ac46eca86d52e0c991e7cb2aef83ff0f68bcf"
   integrity sha1-IprEbsqG1S4MmR58sq74P/D2i88=
@@ -6919,6 +6919,18 @@ ethereum-common@0.2.0:
   resolved "https://registry.yarnpkg.com/ethereum-common/-/ethereum-common-0.2.0.tgz#13bf966131cce1eeade62a1b434249bb4cb120ca"
   integrity sha512-XOnAR/3rntJgbCdGhqdaLIxDLWKLmsZOGhHdBKadEr6gEnJLH52k93Ou+TUdFaPN3hJc3isBZBal3U/XZ15abA==
 
+ethereum-ens@0.8.0:
+  version "0.8.0"
+  resolved "https://registry.yarnpkg.com/ethereum-ens/-/ethereum-ens-0.8.0.tgz#6d0f79acaa61fdbc87d2821779c4e550243d4c57"
+  integrity sha512-a8cBTF4AWw1Q1Y37V1LSCS9pRY4Mh3f8vCg5cbXCCEJ3eno1hbI/+Ccv9SZLISYpqQhaglP3Bxb/34lS4Qf7Bg==
+  dependencies:
+    bluebird "^3.4.7"
+    eth-ens-namehash "^2.0.0"
+    js-sha3 "^0.5.7"
+    pako "^1.0.4"
+    underscore "^1.8.3"
+    web3 "^1.0.0-beta.34"
+
 ethereum-private-key-to-address@0.0.3:
   version "0.0.3"
   resolved "https://registry.yarnpkg.com/ethereum-private-key-to-address/-/ethereum-private-key-to-address-0.0.3.tgz#1f1dccaefd1198c2dcde55501f331a846bd0aad0"
@@ -11943,7 +11955,7 @@ pad@^3.2.0:
   dependencies:
     wcwidth "^1.0.1"
 
-pako@~1.0.5:
+pako@^1.0.4, pako@~1.0.5:
   version "1.0.11"
   resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"
   integrity sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==
@@ -16112,6 +16124,11 @@ underscore@1.9.1:
   resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.9.1.tgz#06dce34a0e68a7babc29b365b8e74b8925203961"
   integrity sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg==
 
+underscore@^1.8.3:
+  version "1.10.2"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.10.2.tgz#73d6aa3668f3188e4adb0f1943bd12cfd7efaaaf"
+  integrity sha512-N4P+Q/BuyuEKFJ43B9gYuOj4TQUHXX+j2FqguVOpjkssLUUrnJofCcBccJSCoeturDoZU6GorDTHSvUDlSQbTg==
+
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-1.0.4.tgz#2619800c4c825800efdd8343af7dd9933cbe2818"
@@ -17075,7 +17092,7 @@ web3@1.2.1:
     web3-shh "1.2.1"
     web3-utils "1.2.1"
 
-web3@1.2.8:
+web3@1.2.8, web3@^1.0.0-beta.34:
   version "1.2.8"
   resolved "https://registry.yarnpkg.com/web3/-/web3-1.2.8.tgz#20b24baa769e0224a708ef5bf196a5b83d19540b"
   integrity sha512-rXUn16VKxn2aIe9v0KX+bSm2JXdq/Vnj3lZ0Rub2Q5YUSycHdCBaDtJRukl/jB5ygAdyr5/cUwvJzhNDJSYsGw==