fix: package.json & yarn.lock to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-DOMPURIFY-6474511

package.json

@@ -15,7 +15,7 @@
         "@fortawesome/free-solid-svg-icons": "6.4.0",
         "@fortawesome/vue-fontawesome": "3.0.3",
         "buffer": "6.0.3",
-        "dompurify": "3.0.1",
+        "dompurify": "3.0.11",
         "hotkeys-js": "3.10.2",
         "javascript-time-ago": "2.5.9",
         "mux.js": "6.3.0",

yarn.lock

@@ -3027,10 +3027,10 @@ dom-walk@^0.1.0:
   resolved "https://registry.yarnpkg.com/dom-walk/-/dom-walk-0.1.2.tgz#0c548bef048f4d1f2a97249002236060daa3fd84"
   integrity sha512-6QvTW9mrGeIegrFXdtQi9pk7O/nSK6lSdXW2eqUspN5LWD7UTji2Fqw5V2YLjBpHEoU9Xl/eUWNpDeZvoyOv2w==
 
-dompurify@3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.0.1.tgz#a0933f38931b3238934dd632043b727e53004289"
-  integrity sha512-60tsgvPKwItxZZdfLmamp0MTcecCta3avOhsLgPZ0qcWt96OasFfhkeIRbJ6br5i0fQawT1/RBGB5L58/Jpwuw==
+dompurify@3.0.11:
+  version "3.0.11"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.0.11.tgz#c163f5816eaac6aeef35dae2b77fca0504564efe"
+  integrity sha512-Fan4uMuyB26gFV3ovPoEoQbxRRPfTu3CvImyZnhGq5fsIEO+gEFLp45ISFt+kQBWsK5ulDdT0oV28jS1UrwQLg==
 
 duplexer@^0.1.2:
   version "0.1.2"