west.yml: Lock revision for Pico

We will lock the revisions of Zephyr, libcsp, and mcuboot for the
first release of Pico on SC-Sat1 FM. These revisions correspond to
the versions that were applied during the operational tests of the
FM.

Signed-off-by: Takuya Sasaki <takuya.sasaki@spacecubics.com>

west.yml

@@ -3,7 +3,7 @@ manifest:
   projects:
     - name: zephyr
       url: https://github.com/zephyrproject-rtos/zephyr
-      revision: v3.7-branch
+      revision: 30af4b26968c640d605f6e7853cff4e8daebe4f8
       path: zephyr
       west-commands: scripts/west-commands.yml
       import:
@@ -13,12 +13,12 @@ manifest:
 
     - name: libcsp
       url: https://github.com/libcsp/libcsp.git
-      revision: develop
+      revision: 1653d5b340cdf97ceb97dbf84b2dcbbfe8623e8c
       path: modules/lib/libcsp
 
     - name: mcuboot
       url: https://github.com/zephyrproject-rtos/mcuboot
-      revision: main
+      revision: f74b77cf7808919837c0ed14c2ead3918c546349
       path: bootloader/mcuboot
 
     - name: zcbor