Fix scope for state variable that guards the silent scan for kits (#1239

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Fix scope for state variable that guards the silent scan for kits (from workspace to global) to avoid unnecessary scanning for every folder.

src/kit.ts

@@ -975,13 +975,14 @@ export async function scanForKits(opt?: KitScanOptions) {
 
 // Rescan if the kits versions (extension context state var versus value defined for this release) don't match.
 export async function scanForKitsIfNeeded(context: vscode.ExtensionContext) : Promise<void> {
-  const kitsVersionSaved = context.workspaceState.get<number>('kitsVersionSaved');
+  const kitsVersionSaved = context.globalState.get<number>('kitsVersionSaved');
   const kitsVersionCurrent = 1;
 
   // Scan also when there is no kits version saved in the state.
-  if (!kitsVersionSaved || kitsVersionSaved !== kitsVersionCurrent) {
+  if ((!kitsVersionSaved || kitsVersionSaved !== kitsVersionCurrent) &&
+       process.env['CMT_TESTING'] !== '1') {
     await scanForKits();
-    context.workspaceState.update('kitsVersionSaved', kitsVersionCurrent);
+    context.globalState.update('kitsVersionSaved', kitsVersionCurrent);
   }
 }