[Silabs] Update Silabs docker WiseConnect 3.3.2 (project-chip#35630)

Author: rerasool

integrations/docker/images/base/chip-build/version

@@ -1 +1 @@
-77 : [NXP] Migrate docker image to NXP Zephyr 3.7 downstream release
+78 : [Silabs] Update Silabs docker WiseConnect 3.3.2

integrations/docker/images/stage-2/chip-build-efr32/Dockerfile

@@ -29,8 +29,8 @@ RUN git clone --depth=1 --single-branch --branch=2.10.0 https://github.com/Silic
     rm -rf .git \
     && : # last line
 
-# Clone WiSeConnect SDK v3.3.1 (841ea3f)
-RUN git clone --depth=1 --single-branch --branch=v3.3.1 https://github.com/SiliconLabs/wiseconnect.git /tmp/wifi_sdk && \
+# Clone WiSeConnect SDK v3.3.2 (b5d6422)
+RUN git clone --depth=1 --single-branch --branch=v3.3.2 https://github.com/SiliconLabs/wiseconnect.git /tmp/wifi_sdk && \
     cd /tmp/wifi_sdk && \
     rm -rf .git \
     && : # last line