Remove old excludes
These are detected as errors since the clean up was done[1] in
the requirements repository.
[1] 314734e938f107cbd5ebcc7af4d9167c11347406
Also remove the note about old pip's behavior because the resolver
in recent pip no longer requires specific order.
Change-Id: Ic32aa7a18054c128efb9094154f055a2cf55c1f0
diff --git a/test-requirements.txt b/test-requirements.txt
index f5bac7c..0151f21 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,10 +1,6 @@
-# The order of packages is significant, because pip processes them in the order
-# of appearance. Changing the order has an impact on the overall integration
-# process, which may cause wedges in the gate later.
-
hacking>=3.2.0,<3.3.0 # Apache-2.0
-coverage!=4.4,>=4.0 # Apache-2.0
+coverage>=4.4.1 # Apache-2.0
flake8-import-order==0.12 # LGPLv3
python-subunit>=1.0.0 # Apache-2.0/BSD
oslotest>=3.2.0 # Apache-2.0