fix(deps): update dependency @edx/frontend-platform to v8.1.5 (#267)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -36,7 +36,7 @@
   "dependencies": {
     "@edx/brand": "npm:@edx/brand-edx.org@2.1.3",
     "@edx/frontend-lib-special-exams": "^3.1.0",
-    "@edx/frontend-platform": "8.1.4",
+    "@edx/frontend-platform": "8.1.5",
     "@edx/openedx-atlas": "^0.6.0",
     "@edx/react-unit-test-utils": "^3.0.0",
     "@edx/tinymce-language-selector": "1.1.0",