support/testing/tests/package/test_mtools.py: fix 'unformatted' typo

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit 064f879d960986f2e82ee0439b29cf487fcf85c9)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

support/testing/tests/package/test_mtools.py

@@ -26,7 +26,7 @@ class TestMtools(infra.basetest.BRTest):
         # Create an empty image file to hold the FAT partition
         self.assertRunOk(f"dd if=/dev/zero of={dos_img} bs=1M count=1")
 
-        # Any Mtools command is expected to fail on an unformated
+        # Any Mtools command is expected to fail on an unformatted
         # partition.
         cmd = f"minfo {mtools_opts} ::"
         _, exit_code = self.emulator.run(cmd)