manifest: update hal_microchip version include PIC32CX

Update the version of external hal_microchip that now
includes the PIC32CX family.

(cherry picked from commit 7a189ae)

Original-Signed-off-by: Scott Worley <scott.worley@microchip.com>
GitOrigin-RevId: 7a189ae
Cr-Build-Id: 8726181543948318449
Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8726181543948318449
Copybot-Job-Name: zephyr-main-copybot-downstream
Change-Id: Ide8c0952c79786c4ffc5742aaa7934a236538ee3
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/6165994
Tested-by: Keith Short <keithshort@chromium.org>
Commit-Queue: Keith Short <keithshort@chromium.org>
Tested-by: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
Reviewed-by: Keith Short <keithshort@chromium.org>

west.yml

@@ -188,7 +188,7 @@ manifest:
       groups:
         - hal
     - name: hal_microchip
-      revision: 71eba057c0cb7fc11b6f33eb40a82f1ebe2c571c
+      revision: fa2431a906ffb560160d40739d7cf04169551103
       path: modules/hal/microchip
       groups:
         - hal