run-tests: fix a typo in an attribute name
At least, I assume it's a typo. Nothing else uses it, but `_tmpbindir` is used.
Differential Revision: https://phab.mercurial-scm.org/D9542
--- a/tests/run-tests.py Mon Dec 07 20:12:36 2020 +0900
+++ b/tests/run-tests.py Mon Dec 07 23:15:35 2020 -0500
@@ -2948,7 +2948,7 @@
self._hgtmp = None
self._installdir = None
self._bindir = None
- self._tmpbinddir = None
+ self._tmpbindir = None
self._pythondir = None
self._coveragefile = None
self._createdfiles = []