Merge pull request #19994 from sourcefrog/book-links

Fix some links in the book

Author: lnicola

src/tools/rust-analyzer/docs/book/src/contributing/README.md

@@ -13,7 +13,7 @@ To learn more about how rust-analyzer works, see [Architecture](architecture.md)
 It also explains the high-level layout of the source code.
 Do skim through that document.
 
-We also publish rustdoc docs to pages: https://rust-lang.github.io/rust-analyzer/ide/.
+We also publish rustdoc docs to <https://rust-lang.github.io/rust-analyzer/ide/>.
 Note though, that the internal documentation is very incomplete.
 
 Various organizational and process issues are discussed in this document.

src/tools/rust-analyzer/docs/book/src/troubleshooting.md

@@ -46,5 +46,4 @@ It is especially useful when the `repo` doesn’t use external crates or
 the standard library.
 
 If you want to go as far as to modify the source code to debug the
-problem, be sure to take a look at the [dev
-docs](https://github.com/rust-lang/rust-analyzer/tree/master/docs/dev)!
+problem, be sure to take a look at the [contribution guide](contributing/index.html)!