Fix executor.html path in property.https.html

After the refactoring:
https://chromium-review.googlesource.com/c/chromium/src/+/2251999

The path for executor.html from property.https.html was incorrect. This
patch fixes it.

Bug: chromium:1090273
Change-Id: Ie6384ff1cd8d5227e65130ff6ab291f1c09769b6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2306098
Auto-Submit: Arthur Sonzogni <arthursonzogni@chromium.org>
Reviewed-by: Pâris Meuleman <pmeuleman@chromium.org>
Commit-Queue: Pâris Meuleman <pmeuleman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#790041}

third_party/blink/web_tests/external/wpt/html/cross-origin-opener-policy/reporting/access-reporting/property.https.html

@@ -7,7 +7,7 @@
 <script src="../resources/dispatcher.js"></script>
 <script>
 
-const directory = "/html/cross-origin-opener-policy/access-reporting";
+const directory = "/html/cross-origin-opener-policy/reporting";
 const executor_path = directory + "/resources/executor.html?pipe=";
 const coep_header = '|header(Cross-Origin-Embedder-Policy,require-corp)';