Change devextreme-internal-tools package version (#1113)

Author: viterobk

package.json

@@ -48,7 +48,7 @@
     "devexpress-diagram": "^0.1.43",
     "devexpress-gantt": "0.0.8",
     "devextreme": "~19.2.5-build-19347-0331",
-    "devextreme-internal-tools": "stable",
+    "devextreme-internal-tools": "^2.0.0-beta.14",
     "dot": "^1.0.3",
     "gulp": "^4.0.0",
     "gulp-header": "^1.8.8",