Update markdown-it to 8.4.1 (#19470)

package.json

@@ -153,7 +153,7 @@
     "less-loader": "4.0.5",
     "lodash": "3.10.1",
     "lru-cache": "4.1.1",
-    "markdown-it": "8.3.2",
+    "markdown-it": "^8.4.1",
     "minimatch": "2.0.10",
     "mkdirp": "0.5.1",
     "moment": "^2.20.1",

src/ui/public/markdown/markdown.test.js

@@ -17,6 +17,15 @@ test('should never render html tags', () => {
   expect(component).toMatchSnapshot(); // eslint-disable-line
 });
 
+test('should render links with parentheses correctly', () => {
+  const component = shallow(
+    <Markdown
+      markdown="[link](https://example.com/foo/bar?group=(()filters:!t))"
+    />
+  );
+  expect(component.render().find('a').prop('href')).toBe('https://example.com/foo/bar?group=(()filters:!t)');
+});
+
 describe('props', () => {
 
   const markdown = 'I am *some* [content](https://en.wikipedia.org/wiki/Content) with `markdown`';

yarn.lock

@@ -8367,15 +8367,15 @@ markdown-escapes@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/markdown-escapes/-/markdown-escapes-1.0.1.tgz#1994df2d3af4811de59a6714934c2b2292734518"
 
-markdown-it@8.3.2:
-  version "8.3.2"
-  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-8.3.2.tgz#df4b86530d17c3bc9beec3b68d770b92ea17ae96"
+markdown-it@^8.4.1:
+  version "8.4.1"
+  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-8.4.1.tgz#206fe59b0e4e1b78a7c73250af9b34a4ad0aaf44"
   dependencies:
     argparse "^1.0.7"
     entities "~1.1.1"
     linkify-it "^2.0.0"
     mdurl "^1.0.1"
-    uc.micro "^1.0.3"
+    uc.micro "^1.0.5"
 
 [email protected]:
   version "0.1.0"
@@ -12622,7 +12622,7 @@ ua-parser-js@^0.7.9:
   version "0.7.17"
   resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
 
-uc.micro@^1.0.1, uc.micro@^1.0.3:
+uc.micro@^1.0.1, uc.micro@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.5.tgz#0c65f15f815aa08b560a61ce8b4db7ffc3f45376"