[FS#1282] "CONFIG_STRIP_KERNEL_EXPORTS" breaks kernel compilation for Raspberry PI3 (arm64)

[LEDE Bugs]

The following task has a new comment added:

FS#1282 - "CONFIG_STRIP_KERNEL_EXPORTS" breaks kernel compilation for Raspberry PI3 (arm64)
User who did this - Amineahd (Amineahd)

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I opened PR#696 to fix this 
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1282#comment4222