fix(cmake): remove invalid keywords (DEPENDS)

Added in CMake 3.31, [CMP0175][0] explicitly states that specific
keywords are invalid. In this case, it is fine to remove DEPENDS
since both DEPENDS and TARGET share the same argument (${FIRMWARE_NAME}).

[0]: https://cmake.org/cmake/help/latest/policy/CMP0175.html

cmake/DaisyProject.cmake

@@ -97,21 +97,21 @@ target_link_options(${FIRMWARE_NAME} PUBLIC
     $<$<CXX_COMPILER_ID:GNU>:LINKER:--print-memory-usage>
 )
 
-add_custom_command(TARGET ${FIRMWARE_NAME} POST_BUILD
+add_custom_command(TARGET ${FIRMWARE_NAME}
+    POST_BUILD
     COMMAND ${CMAKE_OBJCOPY} -O ihex -S $<TARGET_FILE:${FIRMWARE_NAME}> $<TARGET_FILE_DIR:${FIRMWARE_NAME}>/${FIRMWARE_NAME}.hex
     BYPRODUCTS ${FIRMWARE_NAME}.hex
-    DEPENDS ${FIRMWARE_NAME}
     COMMENT "Generating HEX image"
     VERBATIM
 )
 
 option(DAISY_GENERATE_BIN "Sets whether or not to generate a raw binary image using objcopy (warning this is a very large file, as it is a representation of the *full memory space*.)")
 
 if(DAISY_GENERATE_BIN)
-    add_custom_command(TARGET ${FIRMWARE_NAME} POST_BUILD
+    add_custom_command(TARGET ${FIRMWARE_NAME}
+        POST_BUILD
         COMMAND ${CMAKE_OBJCOPY} -O binary -S $<TARGET_FILE:${FIRMWARE_NAME}> $<TARGET_FILE_DIR:${FIRMWARE_NAME}>/${FIRMWARE_NAME}.bin
         BYPRODUCTS ${FIRMWARE_NAME}.bin
-        DEPENDS ${FIRMWARE_NAME}
         COMMENT "Generating binary image"
         VERBATIM
     )