Merging r358885:

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r358885 | grimar | 2019-04-22 06:40:42 -0700 (Mon, 22 Apr 2019) | 8 lines

[LLD][ELF] - Do not forget to use ch_addralign field after decompressing the sections.

LLD did not use ELF::Chdr::ch_addralign for decompressed sections.
This resulted in a broken output.

Fixes https://bugs.llvm.org/show_bug.cgi?id=40482.

Differential revision: https://reviews.llvm.org/D60959
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llvm-svn: 359209