For VS 18.0 and above, use "Insiders" instead of "Preview" (#14022)

Author: bobbrow

Extension/package.json

@@ -6728,7 +6728,7 @@
         "generate-options-schema": "ts-node -T ./.scripts/generateOptionsSchema.ts",
         "copy-walkthrough-media": "ts-node -T ./.scripts/copyWalkthruMedia.ts",
         "translations-export": "yarn install && yarn prep && yarn generate-native-strings && gulp translations-export",
-        "translations-generate": "set NODE_OPTIONS=--no-experimental-fetch && gulp translations-generate",
+        "translations-generate": "gulp translations-generate",
         "translations-import": "gulp translations-import",
         "import-edge-strings": "ts-node -T ./.scripts/import_edge_strings.ts",
         "prep:dts": "yarn verify dts --quiet || (npx @vscode/dts main && npx @vscode/dts dev && yarn verify proposals)",

Extension/src/LanguageServer/devcmd.ts

@@ -126,6 +126,9 @@ function vsDisplayNameWithSuffix(installation: vswhere.Installation): string {
         } else if (installation.channelId.endsWith('.IntPreview')) {
             return 'Int Preview';
         } else if (installation.channelId.endsWith('.Preview')) {
+            if (parseInt(installation.installationVersion) >= 18) {
+                return 'Insiders';
+            }
             return 'Preview';
         }
         return '';