AKVSQLRotation - Index out of bound exception

從進入點 AKVSQLRotation 開始，在擷取完整 exception 和 stack trace 的同時重現故障；該 issue 未提供檔案、測試、版本或最小重現。沿著 rotation 流程追蹤 out-of-bounds exception，並在 SQL password secret 成功完成 rotation 且不再出現 array error 時，將工作視為完成。

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This issue is for a: (mark with an x)

AKVSQLRotation not working as expected

• bug report -> please search issues before submitting
• feature request
• documentation issue or request
• regression (a behavior that used to work and stopped in a new release)

### Minimal steps to reproduce
>

### Any log messages given by the failure
Executed 'AKVSQLRotation' (Failed, Id=07b6219a-dd7d-4c0c-a5ca-cf8531362266, Duration=1704ms)
Error - Index was outside the bounds of the array.

### Expected/desired behavior
>it should rotate sql password secret

### OS and Version?
> Windows 7, 8 or 10. Linux (which distribution). macOS (Yosemite? El Capitan? Sierra?)

### Versions
>

### Mention any other details that might be useful

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