Reformat source/CMakeLists.txt to enhance readability

No functional change intended.

Signed-off-by: Stefan Mätje <stefan.maetje@esd.eu>

source/CMakeLists.txt

@@ -45,7 +45,10 @@ if(OPENER_CONSUMED_DATA_HAS_RUN_IDLE_HEADER)
   add_definitions(-DOPENER_CONSUMED_DATA_HAS_RUN_IDLE_HEADER)
 endif()
 
-# The number of bytes used for the buffer that will be used for generating any reply data of messages. There are two uses in OpENer: 1. Explicit messages will use this buffer to store the data generated by the request 2. I/O Connections will use this buffer for the produced data"
+# The number of bytes used for the buffer that will be used for generating any reply data of messages.
+# There are two uses in OpENer:
+#   1. Explicit messages will use this buffer to store the data generated by the request
+#   2. I/O Connections will use this buffer for the produced data
 set( OPENER_MESSAGE_DATA_REPLY_BUFFER "100" CACHE STRING "The number of bytes used for the reply message buffer")
 add_definitions(-DOPENER_MESSAGE_DATA_REPLY_BUFFER=${OPENER_MESSAGE_DATA_REPLY_BUFFER} )