build: emit declaration in dist folder

If it's in the types folder, when importing a subpath like `axios-cache-interceptor/dist/storage/memory`, the types cannot be inferred.

tsconfig.json

@@ -63,7 +63,7 @@
     // "noEmitHelpers": true,                            /* Disable generating custom helper functions like `__extends` in compiled output. */
     // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
     // "preserveConstEnums": true,                       /* Disable erasing `const enum` declarations in generated code. */
-    "declarationDir": "./types",                         /* Specify the output directory for generated declaration files. */
+    // "declarationDir": "./types",                         /* Specify the output directory for generated declaration files. */
 
     /* Interop Constraints */
     "isolatedModules": true,                             /* Ensure that each file can be safely transpiled without relying on other imports. */