Patch whitespace inconsistencies in platform lib file

Author: kegilbert

platform/mbed_lib.json

@@ -40,61 +40,68 @@
             "help": "Enable use of low power timer class for poll(). May cause missing events.",
             "value": false
         },
-        
+
         "error-hist-enabled": {
             "help": "Enable for error history tracking.",
             "value": false
         },
-        
+
         "error-hist-size": {
             "help": "Set the number of most recent errors the system keeps in its history, needs error-hist-enabled set to true for this to work.",
             "value": 4
         },
-        
+
         "error-filename-capture-enabled": {
             "help": "Enables capture of filename and line number as part of error context capture, this works only for debug and develop builds. On release builds, filename capture is always disabled",
             "value": false
         },
-        
+
         "error-all-threads-info": {
             "help": "Reports all the threads in the system as part of error report.",
             "value": false
         },
-        
+
         "max-error-filename-len": {
             "help": "Sets the maximum length of buffer used for capturing the filename in error context. This needs error-filename-capture-enabled feature.",
             "value": 16
         },
+
         "memory-tracing-enabled": {
             "macro_name": "MBED_MEM_TRACING_ENABLED",
             "help": "Enable tracing of each memory call by invoking a callback on each memory operation. See mbed_mem_trace.h in the HAL API for more information",
             "value": null
         },
+
         "sys-stats-enabled": {
             "macro_name": "MBED_SYS_STATS_ENABLED",
             "help": "Set to 1 to enable system stats. When enabled the function mbed_stats_sys_get returns non-zero data. See mbed_stats.h for more information",
             "value": null
         },
+
         "stack-stats-enabled": {
             "macro_name": "MBED_STACK_STATS_ENABLED",
             "help": "Set to 1 to enable stack stats. When enabled the functions mbed_stats_stack_get and mbed_stats_stack_get_each return non-zero data. See mbed_stats.h for more information",
             "value": null
         },
+
         "cpu-stats-enabled": {
             "macro_name": "MBED_CPU_STATS_ENABLED",
             "help": "Set to 1 to enable cpu stats. When enabled the function mbed_stats_cpu_get returns non-zero data. See mbed_stats.h for more information",
             "value": null
         },
+
         "heap-stats-enabled": {
             "macro_name": "MBED_HEAP_STATS_ENABLED",
             "help": "Set to 1 to enable heap stats. When enabled the function mbed_stats_heap_get returns non-zero data. See mbed_stats.h for more information",
             "value": null
         },
+
         "thread-stats-enabled": {
             "macro_name": "MBED_THREAD_STATS_ENABLED",
             "help": "Set to 1 to enable thread stats. When enabled the function mbed_stats_thread_get_each returns non-zero data. See mbed_stats.h for more information",
             "value": null
         },
+
         "error-decode-http-url-str": {
             "help": "HTTP URL string for ARM Mbed-OS Error Decode microsite",
             "value": "\"\\nFor more info, visit: https://armmbed.github.io/mbedos-error/?error=0x%08X\""