update blueprints

This had a breaking change with regard to sass compiling.

package.json

@@ -9,8 +9,8 @@
     },
     "dependencies": {
         "@babel/core": "^7.16.0",
-        "@blueprintjs/core": "^4.0.0-rc.0",
-        "@blueprintjs/popover2": "^1.0.0-rc.0",
+        "@blueprintjs/core": "^4.3.0",
+        "@blueprintjs/popover2": "^1.2.0",
         "@pmmmwh/react-refresh-webpack-plugin": "^0.5.3",
         "@pybricks/firmware": "4.14.0",
         "@pybricks/ide-docs": "2.1.0",
@@ -34,6 +34,7 @@
         "@types/web-locks-api": "^0.0.2",
         "@types/wicg-file-system-access": "^2020.9.5",
         "@types/zen-push": "^0.1.1",
+        "@vgrid/sass-inline-svg": "^1.0.1",
         "babel-jest": "^27.4.2",
         "babel-loader": "^8.2.3",
         "babel-plugin-macros": "^3.0.1",
@@ -71,7 +72,6 @@
         "monaco-themes": "^0.4.0",
         "mq-polyfill": "1.1.8",
         "navigator.locks": "^0.8.5",
-        "node-sass": "^6.0.1",
         "postcss": "^8.4.4",
         "postcss-flexbugs-fixes": "^5.0.2",
         "postcss-loader": "^6.2.1",
@@ -94,7 +94,8 @@
         "redux-saga": "^1.1.3",
         "resolve": "^1.20.0",
         "resolve-url-loader": "^4.0.0",
-        "sass-loader": "^12.3.0",
+        "sass": "^1.51.0",
+        "sass-loader": "^12.6.0",
         "semver": "^7.3.5",
         "source-map-loader": "^3.0.0",
         "spdx-satisfies": "^5.0.0",