Update macOS tested Pillow versions (#9431)

Author: hugovk

docs/installation/platform-support.rst

@@ -75,7 +75,7 @@ These platforms have been reported to work at the versions mentioned.
 | Operating system                 | | Tested Python             | | Latest tested  | | Tested     |
 |                                  | | versions                  | | Pillow version | | processors |
 +==================================+=============================+==================+==============+
-| macOS 26 Tahoe                   | 3.10, 3.11, 3.12, 3.13, 3.14| 12.0.0           |arm           |
+| macOS 26 Tahoe                   | 3.10, 3.11, 3.12, 3.13, 3.14| 12.1.1           |arm           |
 |                                  +-----------------------------+------------------+              |
 |                                  | 3.9                         | 11.3.0           |              |
 +----------------------------------+-----------------------------+------------------+--------------+