LibWeb: Add const qualifiers to Vector iteration in IndexedDB

Libraries/LibWeb/IndexedDB/Internal/Algorithms.cpp

@@ -81,7 +81,7 @@ WebIDL::ExceptionOr<GC::Ref<IDBDatabase>> open_a_database_connection(JS::Realm&
         //    queue a task to fire a version change event named versionchange at entry with db’s version and version.
         IGNORE_USE_IN_ESCAPING_LAMBDA u32 events_to_fire = open_connections.size();
         IGNORE_USE_IN_ESCAPING_LAMBDA u32 events_fired = 0;
-        for (auto& entry : open_connections) {
+        for (auto const& entry : open_connections) {
             if (!entry->close_pending()) {
                 HTML::queue_a_task(HTML::Task::Source::DatabaseAccess, nullptr, nullptr, GC::create_function(realm.vm().heap(), [&realm, entry, db, version, &events_fired]() {
                     fire_a_version_change_event(realm, HTML::EventNames::versionchange, *entry, db->version(), version);
@@ -99,7 +99,7 @@ WebIDL::ExceptionOr<GC::Ref<IDBDatabase>> open_a_database_connection(JS::Realm&
 
         // 4. If any of the connections in openConnections are still not closed,
         //    queue a task to fire a version change event named blocked at request with db’s version and version.
-        for (auto& entry : open_connections) {
+        for (auto const& entry : open_connections) {
             if (entry->state() != IDBDatabase::ConnectionState::Closed) {
                 HTML::queue_a_task(HTML::Task::Source::DatabaseAccess, nullptr, nullptr, GC::create_function(realm.vm().heap(), [&realm, entry, db, version]() {
                     fire_a_version_change_event(realm, HTML::EventNames::blocked, *entry, db->version(), version);