[tools][gcmole] Rename suspects.whitelist to suspects.allowlist

Bug: v8:10009
Change-Id: I1f71b2783cd07331a65f46c316e87a46396e7eda
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3516153Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/main@{#79541}

tools/gcmole/BUILD.gn

@@ -15,7 +15,7 @@ group("v8_gcmole_files") {
     "gcmole-test.cc",
     "gcmole-tools/",
     "run-gcmole.py",
-    "suspects.whitelist",
+    "suspects.allowlist",
     "ignored_files",
     "test-expectations.txt",
 

tools/gcmole/gcmole.cc

@@ -387,9 +387,6 @@ static void LoadSuspectsAllowList() {
 
   // TODO(cbruni): clean up once fully migrated
   std::ifstream fin("tools/gcmole/suspects.allowlist");
-  if (!fin.is_open()) {
-    fin = std::ifstream("tools/gcmole/suspects.whitelist");
-  }
   std::string s;
 
   while (fin >> s) suspects_allowlist.insert(s);