vboxwrapper: bump version# to 26198

VBOX: Update COM interface file to 5.1.2 version. It looks like somet…

…hing changed and now all 5.1.2 clients are failing with older vboxwrappers.

BUILD: Update vboxwrappers version to 26196.

BUILD: Update vboxwrappers version to 26195.

BUILD: Update vboxwrappers version to 26194.

- Tag for 7.4.52 release

client_release/7.4/7.4.52

- Tag for 7.4.51 release

client_release/7.4/7.4.51

- Tag for 7.4.50 release

client_release/7.4/7.4.50

- Tag for 7.4.49 release

client_release/7.4/7.4.49