Move tests to a different folder

Author: apendua

tests/baselines/reference/referencesForSpecializeTag.baseline.jsonc

@@ -1,5 +1,5 @@
 // === findAllReferences ===
-// === /tests/cases/fourslash/server/a.js ===
+// === /a.js ===
 // --- (line: 3) skipped ---
 // class Collection {}
 // 
@@ -13,7 +13,7 @@
 // const users = new Collection('users');
 
   // === Definitions ===
-  // === /tests/cases/fourslash/server/a.js ===
+  // === /a.js ===
   // --- (line: 3) skipped ---
   // class Collection {}
   //