edac: introduce edac feature into lkvs

[laifryiee]

Intel i10nm EDAC driver supports the Intel 10nm series server integrated memory controller. Introduce this feature into lkvs test suite and add 2 test cases.

[laifryiee]

Thanks for review. Commit is force updated.

[ysun]

Hi LaiYi,

One coding style check issue need fix:

Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.>>>> Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.>>>> Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.

[laifryiee]

Hi LaiYi,

One coding style check issue need fix:

Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.>>>> Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.>>>> Taints found in file: BM/edac/intel_edac.sh
Hints:
BM/edac/intel_edac.sh:38 - Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?., refer to https://github.com/koalaman/shellcheck/wiki/SC2181
Error: Process completed with exit code 1.

Modified accoring to reference coding style.