bootstrap: 5.1.3 -> 5.3.3

Update Bootstrap to add support for dark color scheme. This greatly
simplifies dark color themes downstream, and is a first step towards
adding a dark mode to CTFd default theme.

package.json

@@ -16,7 +16,7 @@
     "@fortawesome/fontawesome-free": "6.0.0",
     "@popperjs/core": "^2.11.4",
     "alpinejs": "^3.9.1",
-    "bootstrap": "^5.1.3",
+    "bootstrap": "^5.3.3",
     "bootstrap-multimodal": "~1.0.4",
     "dayjs": "^1.11.0",
     "echarts": "^5.3.2",

yarn.lock

@@ -230,10 +230,10 @@ bootstrap-multimodal@~1.0.4:
   resolved "https://registry.yarnpkg.com/bootstrap-multimodal/-/bootstrap-multimodal-1.0.4.tgz#d3eedc5f5e62551e2b2e130ab9e092318ddaa2c4"
   integrity sha1-0+7cX15iVR4rLhMKueCSMY3aosQ=
 
-bootstrap@^5.1.3:
-  version "5.1.3"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-5.1.3.tgz#ba081b0c130f810fa70900acbc1c6d3c28fa8f34"
-  integrity sha512-fcQztozJ8jToQWXxVuEyXWW+dSo8AiXWKwiSSrKWsRB/Qt+Ewwza+JWoLKiTuQLaEPhdNAJ7+Dosc9DOIqNy7Q==
+bootstrap@^5.3.3:
+  version "5.3.3"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-5.3.3.tgz#de35e1a765c897ac940021900fcbb831602bac38"
+  integrity sha512-8HLCdWgyoMguSO9o+aH+iuZ+aht+mzW0u3HIMzVu7Srrpv7EBBxTnrFlSCskwdY1+EOFQSm7uMJhNQHkdPcmjg==
 
 brace-expansion@^1.1.7:
   version "1.1.11"