Update dependency markdown-it to v11 (#1575)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

ghost/admin/package.json

@@ -116,7 +116,7 @@
     "liquid-tether": "2.0.7",
     "liquid-wormhole": "2.1.5",
     "loader.js": "4.7.0",
-    "markdown-it": "10.0.0",
+    "markdown-it": "11.0.0",
     "markdown-it-footnote": "3.0.2",
     "markdown-it-lazy-headers": "0.1.3",
     "markdown-it-mark": "3.0.0",

ghost/admin/yarn.lock

@@ -9222,6 +9222,13 @@ linkify-it@^2.0.0:
   dependencies:
     uc.micro "^1.0.1"
 
+linkify-it@^3.0.1:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/linkify-it/-/linkify-it-3.0.2.tgz#f55eeb8bc1d3ae754049e124ab3bb56d97797fb8"
+  integrity sha512-gDBO4aHNZS6coiZCKVhSNh43F9ioIL4JwRjLZPkoLIY4yZFwg264Y5lu2x6rb1Js42Gh6Yqm2f6L2AJcnkzinQ==
+  dependencies:
+    uc.micro "^1.0.1"
+
 liquid-fire@0.31.0:
   version "0.31.0"
   resolved "https://registry.yarnpkg.com/liquid-fire/-/liquid-fire-0.31.0.tgz#6dc9f4785b5a06dcbe1a7ca4e8b130ac595ee2f5"
@@ -9769,7 +9776,18 @@ markdown-it-terminal@0.1.1:
     lodash.merge "^4.6.2"
     markdown-it "^8.3.1"
 
-markdown-it@10.0.0, markdown-it@^10.0.0:
+markdown-it@11.0.0:
+  version "11.0.0"
+  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-11.0.0.tgz#dbfc30363e43d756ebc52c38586b91b90046b876"
+  integrity sha512-+CvOnmbSubmQFSA9dKz1BRiaSMV7rhexl3sngKqFyXSagoA3fBdJQ8oZWtRy2knXdpDXaBw44euz37DeJQ9asg==
+  dependencies:
+    argparse "^1.0.7"
+    entities "~2.0.0"
+    linkify-it "^3.0.1"
+    mdurl "^1.0.1"
+    uc.micro "^1.0.5"
+
+markdown-it@^10.0.0:
   version "10.0.0"
   resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-10.0.0.tgz#abfc64f141b1722d663402044e43927f1f50a8dc"
   integrity sha512-YWOP1j7UbDNz+TumYP1kpwnP0aEa711cJjrAQrzd0UXlbJfc5aAq0F/PZHjiioqDC1NKgvIMX+o+9Bk7yuM2dg==