Displays firmware version information:
rpcs:
+---x show-firmware-version
+--ro output
+--ro show-firmware-version*
+--ro os-name? string
+--ro os-version? string
+--ro copy-right-info? string
+--ro build-time? string
+--ro install-time? string
+--ro kernel-version? string
+--ro firmware-full-version? string
+--ro control-processor-vendor? string
+--ro control-processor-chipset? string
+--ro control-processor-cpucores? string
+--ro control-processor-microcode? string
+--ro control-processor-memory? string
+--ro system-uptime? string
+--ro node-info*
+--ro slot-no? uint32
+--ro node-instance-no? uint32
+--ro node-type? node-type-enum
+--ro is-active-cp? boolean
+--ro firmware-version-info*
+--ro application-name? string
+--ro primary-version? string
+--ro secondary-version? string