add ssd and smart regression tests

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

test/disk_tests/ssd_smart/sda_smart

@@ -0,0 +1,39 @@
+smartctl 6.6 2016-05-31 r4324 [x86_64-linux-4.4.21-1-pve] (local build)
+Copyright (C) 2002-16, Bruce Allen, Christian Franke, www.smartmontools.org
+
+=== START OF READ SMART DATA SECTION ===
+SMART overall-health self-assessment test result: PASSED
+
+SMART Attributes Data Structure revision number: 16
+Vendor Specific SMART Attributes with Thresholds:
+ID# ATTRIBUTE_NAME          FLAGS    VALUE WORST THRESH FAIL RAW_VALUE
+  1 Raw_Read_Error_Rate     POSR-K   100   100   000    -    0
+  5 Reallocate_NAND_Blk_Cnt -O--CK   100   100   010    -    0
+  9 Power_On_Hours          -O--CK   100   100   000    -    1309
+ 12 Power_Cycle_Count       -O--CK   100   100   000    -    200
+171 Program_Fail_Count      -O--CK   100   100   000    -    0
+172 Erase_Fail_Count        -O--CK   100   100   000    -    0
+173 Ave_Block-Erase_Count   -O--CK   100   100   000    -    12
+174 Unexpect_Power_Loss_Ct  -O--CK   100   100   000    -    53
+180 Unused_Reserve_NAND_Blk PO--CK   000   000   000    -    5565
+183 SATA_Interfac_Downshift -O--CK   100   100   000    -    0
+184 Error_Correction_Count  -O--CK   100   100   000    -    0
+187 Reported_Uncorrect      -O--CK   100   100   000    -    0
+194 Temperature_Celsius     -O---K   068   054   000    -    32 (Min/Max 22/46)
+196 Reallocated_Event_Count -O--CK   100   100   000    -    0
+197 Current_Pending_Sector  -O--CK   100   100   000    -    0
+198 Offline_Uncorrectable   ----CK   100   100   000    -    0
+199 UDMA_CRC_Error_Count    -O--CK   100   100   000    -    0
+202 Percent_Lifetime_Used   ----CK   100   100   001    -    0
+206 Write_Error_Rate        -OSR--   100   100   000    -    0
+210 Success_RAIN_Recov_Cnt  -O--CK   100   100   000    -    0
+246 Total_Host_Sector_Write -O--CK   100   100   000    -    6751830403
+247 Host_Program_Page_Count -O--CK   100   100   000    -    211228065
+248 Bckgnd_Program_Page_Cnt -O--CK   100   100   000    -    253276904
+                            ||||||_ K auto-keep
+                            |||||__ C event count
+                            ||||___ R error rate
+                            |||____ S speed/performance
+                            ||_____ O updated online
+                            |______ P prefailure warning
+