comctl32/tests: Fix couple of metrics tests that fail on some systems (try 3)

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=12601

Your paranoid android.


=== wvistau64 (32 bit listview) ===
listview.c:5190: Test failed: NM_HOVER allow test: the msg sequence is not complete: expected 0087 - actual 0000
listview.c:5195: Test failed: NM_HOVER block test: the msg sequence is not complete: expected 0087 - actual 0000

=== w2008s64 (32 bit listview) ===
listview.c:5190: Test failed: NM_HOVER allow test: the msg sequence is not complete: expected 0087 - actual 0000
listview.c:5195: Test failed: NM_HOVER block test: the msg sequence is not complete: expected 0087 - actual 0000

=== w7u (32 bit listview) ===
listview.c:5190: Test failed: NM_HOVER allow test: the msg sequence is not complete: expected 0087 - actual 0000
listview.c:5195: Test failed: NM_HOVER block test: the msg sequence is not complete: expected 0087 - actual 0000

=== w2008s64 (64 bit listview) ===
listview.c:5190: Test failed: NM_HOVER allow test: the msg sequence is not complete: expected 0087 - actual 0000
listview.c:5195: Test failed: NM_HOVER block test: the msg sequence is not complete: expected 0087 - actual 0000