[nrfconnect] Added some code size optimization for all-clusters-app (#…

…19949)

All-clusters-app's size became too big and started not to fit
the size of the application partition. Because of that,
we performed some optimization and disabled adding asserts
to the output code.

examples/all-clusters-app/nrfconnect/prj_dfu.conf

@@ -43,3 +43,9 @@ CONFIG_CHIP_PROJECT_CONFIG="main/include/CHIPProjectConfig.h"
 
 # CHIP PID: 32769 == 0x8001 (all-clusters-app)
 CONFIG_CHIP_DEVICE_PRODUCT_ID=32769
+
+# reduce application size by disabling including assertions in the output file.
+CONFIG_ASSERT_VERBOSE=n
+CONFIG_ASSERT_NO_FILE_INFO=y
+CONFIG_ASSERT_NO_COND_INFO=y
+CONFIG_ASSERT_NO_MSG_INFO=y