fix(deps): update dependency react-helmet to v6

package.json

@@ -39,7 +39,7 @@
     "prism-react-renderer": "1.0.2",
     "react": "16.13.1",
     "react-dom": "16.13.1",
-    "react-helmet": "5.2.1",
+    "react-helmet": "6.0.0",
     "react-live": "2.2.2",
     "react-typography": "0.16.19",
     "styled-components": "5.1.0",

yarn.lock

@@ -6014,11 +6014,6 @@ executable@^4.1.0:
   dependencies:
     pify "^2.2.0"
 
-exenv@^1.2.1:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/exenv/-/exenv-1.2.2.tgz#2ae78e85d9894158670b03d47bec1f03bd91bb9d"
-  integrity sha1-KueOhdmJQVhnCwPUe+wfA72Ru50=
-
 exif-parser@^0.1.12:
   version "0.1.12"
   resolved "https://registry.yarnpkg.com/exif-parser/-/exif-parser-0.1.12.tgz#58a9d2d72c02c1f6f02a0ef4a9166272b7760922"
@@ -12432,7 +12427,7 @@ prop-types@^15.5.10, prop-types@^15.6.2, prop-types@^15.7.2:
     object-assign "^4.1.1"
     react-is "^16.8.1"
 
-prop-types@^15.5.4, prop-types@^15.5.8, prop-types@^15.6.1:
+prop-types@^15.5.8, prop-types@^15.6.1:
   version "15.6.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.2.tgz#05d5ca77b4453e985d60fc7ff8c859094a497102"
   integrity sha512-3pboPvLiWD7dkI3qf3KbUe6hKFKa52w+AE0VCqECtf+QHAKgOL37tTaNCnuX1nAAQ4ZhyP+kYVKf8rLmJ/feDQ==
@@ -12725,20 +12720,20 @@ react-error-overlay@^6.0.3:
   resolved "https://registry.yarnpkg.com/react-error-overlay/-/react-error-overlay-6.0.7.tgz#1dcfb459ab671d53f660a991513cb2f0a0553108"
   integrity sha512-TAv1KJFh3RhqxNvhzxj6LeT5NWklP6rDr2a0jaTfsZ5wSZWHOGeqQyejUp3xxLfPt2UpyJEcVQB/zyPcmonNFA==
 
-react-fast-compare@^2.0.2:
+react-fast-compare@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/react-fast-compare/-/react-fast-compare-2.0.4.tgz#e84b4d455b0fec113e0402c329352715196f81f9"
   integrity sha512-suNP+J1VU1MWFKcyt7RtjiSWUjvidmQSlqu+eHslq+342xCbGTYmC0mEhPCOHxlW0CywylOC1u2DFAT+bv4dBw==
 
-react-helmet@5.2.1:
-  version "5.2.1"
-  resolved "https://registry.yarnpkg.com/react-helmet/-/react-helmet-5.2.1.tgz#16a7192fdd09951f8e0fe22ffccbf9bb3e591ffa"
-  integrity sha512-CnwD822LU8NDBnjCpZ4ySh8L6HYyngViTZLfBBb3NjtrpN8m49clH8hidHouq20I51Y6TpCTISCBbqiY5GamwA==
+react-helmet@6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/react-helmet/-/react-helmet-6.0.0.tgz#fcb93ebaca3ba562a686eb2f1f9d46093d83b5f8"
+  integrity sha512-My6S4sa0uHN/IuVUn0HFmasW5xj9clTkB9qmMngscVycQ5vVG51Qp44BEvLJ4lixupTwDlU9qX1/sCrMN4AEPg==
   dependencies:
     object-assign "^4.1.1"
-    prop-types "^15.5.4"
-    react-fast-compare "^2.0.2"
-    react-side-effect "^1.1.0"
+    prop-types "^15.7.2"
+    react-fast-compare "^2.0.4"
+    react-side-effect "^2.1.0"
 
 react-hot-loader@^4.12.20:
   version "4.12.20"
@@ -12803,13 +12798,10 @@ react-refresh@^0.7.0:
   resolved "https://registry.yarnpkg.com/react-refresh/-/react-refresh-0.7.2.tgz#f30978d21eb8cac6e2f2fde056a7d04f6844dd50"
   integrity sha512-u5l7fhAJXecWUJzVxzMRU2Zvw8m4QmDNHlTrT5uo3KBlYBhmChd7syAakBoay1yIiVhx/8Fi7a6v6kQZfsw81Q==
 
-react-side-effect@^1.1.0:
-  version "1.1.5"
-  resolved "https://registry.yarnpkg.com/react-side-effect/-/react-side-effect-1.1.5.tgz#f26059e50ed9c626d91d661b9f3c8bb38cd0ff2d"
-  integrity sha512-Z2ZJE4p/jIfvUpiUMRydEVpQRf2f8GMHczT6qLcARmX7QRb28JDBTpnM2g/i5y/p7ZDEXYGHWg0RbhikE+hJRw==
-  dependencies:
-    exenv "^1.2.1"
-    shallowequal "^1.0.1"
+react-side-effect@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/react-side-effect/-/react-side-effect-2.1.0.tgz#1ce4a8b4445168c487ed24dab886421f74d380d3"
+  integrity sha512-IgmcegOSi5SNX+2Snh1vqmF0Vg/CbkycU9XZbOHJlZ6kMzTmi3yc254oB1WCkgA7OQtIAoLmcSFuHTc/tlcqXg==
 
 react-simple-code-editor@^0.10.0:
   version "0.10.0"
@@ -13828,7 +13820,7 @@ shallow-compare@^1.2.2:
   resolved "https://registry.yarnpkg.com/shallow-compare/-/shallow-compare-1.2.2.tgz#fa4794627bf455a47c4f56881d8a6132d581ffdb"
   integrity sha512-LUMFi+RppPlrHzbqmFnINTrazo0lPNwhcgzuAXVVcfy/mqPDrQmHAyz5bvV0gDAuRFrk804V0HpQ6u9sZ0tBeg==
 
-shallowequal@^1.0.1, shallowequal@^1.1.0:
+shallowequal@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/shallowequal/-/shallowequal-1.1.0.tgz#188d521de95b9087404fd4dcb68b13df0ae4e7f8"
   integrity sha512-y0m1JoUZSlPAjXVtPPW70aZWfIL/dSP7AFkRnniLCrK/8MDKog3TySTBmckD+RObVxH0v4Tox67+F14PdED2oQ==