merge revision(s) 17e09f03,bfc697f1:

	Skip three tests on FreeBSD 13

	Some tests that use signals frequently fail randomly on FreeBSD 13.
	Maybe something around signals has changed in FreeBSD 13.
	This change skips them tentatively.
	---
	 test/excludes/TestThread.rb        | 9 +++++++++
	 test/excludes/TestThreadQueue.rb   | 9 +++++++++
	 test/io/console/test_io_console.rb | 9 ++++++++-
	 3 files changed, 26 insertions(+), 1 deletion(-)
	 create mode 100644 test/excludes/TestThreadQueue.rb

	test/io/console/test_io_console.rb: parens needed

	---
	 test/io/console/test_io_console.rb | 2 +-
	 1 file changed, 1 insertion(+), 1 deletion(-)