Set publish date

Author: phil-opp

content/this-month/2021-08/index.md

@@ -1,6 +1,6 @@
 +++
 title = "This Month in Rust OSDev (August 2021)"
-date = 0000-01-01
+date = 2021-09-08
 
 [extra]
 month = "August 2021"
@@ -184,8 +184,3 @@ Thanks to [@Foo-x](https://github.com/Foo-x), [@adi-g15](https://github.com/adi-
 ## Join Us?
 
 Are you interested in Rust-based operating system development? Our `rust-osdev` organization is always open to new members and new projects. Just let us know if you want to join! A good way for getting in touch is our [gitter channel](https://gitter.im/rust-osdev/Lobby).
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-
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-TODO: Update publication date
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