Merge remote-tracking branch 'remotes/mdroth/tags/qga-pull-2021-08-03-pull-tag' into...

Merge remote-tracking branch 'remotes/mdroth/tags/qga-pull-2021-08-03-pull-tag' into staging

qemu-ga patch queue for hard-freeze

* w32: Fix missing/incorrect DLLs in MSI installer
* w32: Fix memory leaks in guest-get-osinfo/guest-get-fsinfo
* w32: Increase timeout for guest-fsfreeze-freeze

# gpg: Signature made Tue 03 Aug 2021 13:09:15 BST
# gpg:                using RSA key CEACC9E15534EBABB82D3FA03353C9CEF108B584
# gpg: Good signature from "Michael Roth <flukshun@gmail.com>" [full]
# gpg:                 aka "Michael Roth <mdroth@utexas.edu>" [full]
# gpg:                 aka "Michael Roth <mdroth@linux.vnet.ibm.com>" [full]
# Primary key fingerprint: CEAC C9E1 5534 EBAB B82D  3FA0 3353 C9CE F108 B584

* remotes/mdroth/tags/qga-pull-2021-08-03-pull-tag:
  qga-win/msi: fix missing libstdc++-6 DLL in MSI installer
  qemu-ga/msi: fix w32 libgcc name
  qga-win: Free GMatchInfo properly
  qga-win: Fix handle leak in ga_get_win_product_name()
  qga-win: Fix build_guest_fsinfo() close of nonexistent
  qga-win: Increase VSS freeze timeout to 60 secs instead of 10

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>