2300a5e [Trivial] Add BITCOIN_FS_H endif footer in fs.h (Ahmad Kazi)
Tree-SHA512: fd56c5c78c12db74baeef93186b59814ac626beeecfad5db852ab8eaad8e71f7f47d64590bcdd9052cc9e97f4531ba90c1f66f0f9e6517d2f956d622803111df
Backport of Core PR10432
https://github.com/bitcoin/bitcoin/pull/10432/