gh-103053: Run tools test_freeze on buildbot

No longer skip test_tools.test_freeze on buildbots.

Author: vstinner

Lib/test/test_tools/test_freeze.py

@@ -14,7 +14,6 @@
 
 @support.requires_zlib()
 @unittest.skipIf(sys.platform.startswith('win'), 'not supported on Windows')
-@support.skip_if_buildbot('not all buildbots have enough space')
 # gh-103053: Skip test if Python is built with Profile Guided Optimization
 # (PGO), since the test is just too slow in this case.
 @unittest.skipIf(support.check_cflags_pgo(),