🔧 chore(tsconfig): update include paths to include stt-sdk-core tests

- add "packages/stt-sdk-core/tests" to include array for proper type checking of package tests

tsconfig.json

@@ -24,7 +24,7 @@
       "@/packages/stt-sdk-core": ["packages/stt-sdk-core/src"]
     }
   },
-  "include": ["src", "packages/stt-sdk-core/src", "tests"],
+  "include": ["src", "packages/stt-sdk-core/src", "packages/stt-sdk-core/tests", "tests"],
   "references": [
     {
       "path": "./tsconfig.node.json"