Upgrade vuepress to beta.19

package.json

@@ -6,16 +6,16 @@
   "author": "Arthur Morgan, Project X Community",
   "license": "CC-BY-SA-4.0",
   "devDependencies": {
-    "@types/bootstrap": "^5.0.15",
+    "@types/bootstrap": "^5.0.16",
     "@types/jquery": "^3.5.5",
-    "@vuepress/bundler-vite": "^2.0.0-beta.16",
-    "@vuepress/plugin-back-to-top": "^2.0.0-beta.16",
-    "@vuepress/plugin-debug": "^2.0.0-beta.15",
-    "@vuepress/plugin-search": "^2.0.0-beta.16",
-    "postcss-loader": "^5.3.0",
+    "@vuepress/bundler-vite": "2.0.0-beta.19",
+    "@vuepress/plugin-back-to-top": "^2.0.0-beta.19",
+    "@vuepress/plugin-debug": "^2.0.0-beta.19",
+    "@vuepress/plugin-search": "^2.0.0-beta.19",
+    "postcss-loader": "^6.1.0",
     "prettier": "^2.3.0",
-    "sass": "1.32.13",
-    "sass-loader": "^12.0.0",
+    "sass": "1.35.1",
+    "sass-loader": "^12.1.0",
     "vue-property-decorator": "^9.1.2",
     "vuepress": "^2.0.0-beta.16"
   },