tests: move test_virt assets to share.linaro.org

Linaro are migrating file-hosting from the old NextCloud instance to
another sharing site. While I'm at it drop the old pauth-impdef flag
which is no longer needed.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Cc: qemu-stable@nongnu.org
Message-ID: <20251117115523.3993105-8-alex.bennee@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

tests/functional/aarch64/test_virt.py

@@ -60,8 +60,7 @@ class Aarch64VirtMachine(QemuSystemTest):
 
 
     ASSET_KERNEL = Asset(
-        ('https://fileserver.linaro.org/s/'
-         'z6B2ARM7DQT3HWN/download'),
+        'https://share.linaro.org/downloadFile?id=3zGlbmXh8pXFewt',
         '12a54d4805cda6ab647cb7c7bbdb16fafb3df400e0d6f16445c1a0436100ef8d')
 
     def common_aarch64_virt(self, machine):
@@ -77,7 +76,7 @@ class Aarch64VirtMachine(QemuSystemTest):
         self.vm.set_console()
         kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
                                'console=ttyAMA0')
-        self.vm.add_args('-cpu', 'max,pauth-impdef=on',
+        self.vm.add_args('-cpu', 'max',
                          '-machine', machine,
                          '-accel', 'tcg',
                          '-kernel', kernel_path,