RWQ's code fails TSan once again in one of the tests, add it back to …

…suppressions

thread-sanitizer-ignorelist.txt

@@ -3,5 +3,8 @@ race:faabric::util::SystemConfig::*
 # Catch2 allocates in its signal handler, this prevents showing the wrong crash report
 signal:*
 
+# Tsan doesn't see through the readerwriterqueue's semaphore implementation
+race:moodycamel::BlockingReaderWriterCircularBuffer*
+
 # TODO: Remove: There's something weird going on with MPI code I don't understand
 race:faabric::scheduler::MpiWorld::*