tests/vm: update openbsd image to 7.6

Remove tomli as Python has been updated to 3.11.

[thuth: The "Time appears wrong" line is now necessary since the server
 seems to provide a wrong timestamp. We likely have to remove that again
 later once the server is running with the correct time again]

Signed-off-by: Brad Smith <brad@comstyle.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-ID: <ZwtmfVlWgFRF9G8W@humpty.home.comstyle.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

tests/vm/openbsd

@@ -22,8 +22,8 @@ class OpenBSDVM(basevm.BaseVM):
     name = "openbsd"
     arch = "x86_64"
 
-    link = "https://cdn.openbsd.org/pub/OpenBSD/7.5/amd64/install75.iso"
-    csum = "034435c6e27405d5a7fafb058162943c194eb793dafdc412c08d49bb56b3892a"
+    link = "https://cdn.openbsd.org/pub/OpenBSD/7.6/amd64/install76.iso"
+    csum = "60cba8cb391b50bba8fa10fc768bd0529636f5345d82133c93e22c798d8e5269"
     size = "20G"
     pkgs = [
         # tools
@@ -32,7 +32,6 @@ class OpenBSDVM(basevm.BaseVM):
         "pkgconf",
         "bzip2", "xz",
         "ninja",
-        "py3-tomli",
 
         # gnu tools
         "bash",
@@ -160,6 +159,7 @@ class OpenBSDVM(basevm.BaseVM):
 
         self.print_step("Installation started now, this will take a while")
         self.console_wait_send("Location of sets",        "done\n")
+        self.console_wait_send("Time appears wrong.  Set to", "\n")
 
         self.console_wait("successfully completed")
         self.print_step("Installation finished, rebooting")