Merge #8968

8968: docs: fix binary installation instructions r=matklad a=cschmatzler

fixes #8966 

Co-authored-by: Christoph Schmatzler <christoph@schmatzler.name>

docs/user/manual.adoc

@@ -146,7 +146,7 @@ On Linux to install the `rust-analyzer` binary into `~/.local/bin`, this command
 
 [source,bash]
 ----
-$ curl -L https://github.com/rust-analyzer/rust-analyzer/releases/latest/download/rust-analyzer-linux -o ~/.local/bin/rust-analyzer
+$ curl -L https://github.com/rust-analyzer/rust-analyzer/releases/latest/download/rust-analyzer-x86_64-unknown-linux-gnu.gz | gunzip -c - > ~/.local/bin/rust-analyzer
 $ chmod +x ~/.local/bin/rust-analyzer
 ----