clean unused marked and markdown-loader (#3962)

package.json

@@ -115,11 +115,9 @@
     "lint-staged": "^8.1.0",
     "loader-utils": "^1.1.0",
     "lodash": "^4.17.19",
-    "markdown-loader": "^4.0.0",
     "markdownlint": "^0.11.0",
     "markdownlint-cli": "^0.13.0",
     "markdownlint-rule-emphasis-style": "^1.0.0",
-    "marked": "0.6.1",
     "mini-css-extract-plugin": "^0.5.0",
     "minimist": "1.2.3",
     "mkdirp": "^0.5.1",

yarn.lock

@@ -8419,14 +8419,6 @@ markdown-it@8.4.2:
     mdurl "^1.0.1"
     uc.micro "^1.0.5"
 
-markdown-loader@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/markdown-loader/-/markdown-loader-4.0.0.tgz#502eb94f5db1673beb1721bed82dac9e1d333b9a"
-  integrity sha512-9BCm8iyLF4AVYtjtybOTg8cTcpWYKsDGWWhsc7XaJlXQiddo3ztbZxLPJ28pmCxFI1BlMkT1wDVav1chPjTpdA==
-  dependencies:
-    loader-utils "^1.1.0"
-    marked "^0.5.0"
-
 markdown-table@^1.1.0:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/markdown-table/-/markdown-table-1.1.3.tgz#9fcb69bcfdb8717bfd0398c6ec2d93036ef8de60"
@@ -8460,21 +8452,11 @@ markdownlint@^0.11.0, markdownlint@~0.11.0:
   dependencies:
     markdown-it "8.4.2"
 
-marked@0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-0.6.1.tgz#a63addde477bca9613028de4b2bc3629e53a0562"
-  integrity sha512-+H0L3ibcWhAZE02SKMqmvYsErLo4EAVJxu5h3bHBBDvvjeWXtl92rGUSBYHL2++5Y+RSNgl8dYOAXcYe7lp1fA==
-
 marked@^0.3.5:
   version "0.3.19"
   resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.19.tgz#5d47f709c4c9fc3c216b6d46127280f40b39d790"
   integrity sha512-ea2eGWOqNxPcXv8dyERdSr/6FmzvWwzjMxpfGB/sbMccXoct+xY+YukPD+QTUZwyvK7BZwcr4m21WBOW41pAkg==
 
-marked@^0.5.0:
-  version "0.5.2"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-0.5.2.tgz#3efdb27b1fd0ecec4f5aba362bddcd18120e5ba9"
-  integrity sha512-fdZvBa7/vSQIZCi4uuwo2N3q+7jJURpMVCcbaX0S1Mg65WZ5ilXvC67MviJAsdjqqgD+CEq4RKo5AYGgINkVAA==
-
 matcher@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/matcher/-/matcher-1.1.1.tgz#51d8301e138f840982b338b116bb0c09af62c1c2"