Move Numba tests to their own sub-package

5413462f · Brandon T. Willard · Brandon T. Willard · 76138a6f · 5413462f · 5413462f
--- a/tests/link/numba/__init__.py
+++ b/tests/link/numba/__init__.py
--- a/tests/link/test_numba.py
+++ b/tests/link/test_numba.py
--- a/tests/link/test_numba_performance.py
+++ b/tests/link/test_numba_performance.py