Rust-1.89.0.md: split sentence into 2, for readability

Author: tshepang

content/Rust-1.89.0.md

@@ -134,7 +134,7 @@ pub fn cool_simd_code(/* .. */) -> /* ... */ {
 
 ### Cross-compiled doctests
 
-Doctests will now be tested when running `cargo test --doc --target other_target`, this may result in some amount of breakage due to would-be-failing doctests now being tested.
+Doctests will now be tested when running `cargo test --doc --target other_target`. This may result in some amount of breakage due to would-be-failing doctests now being tested.
 
 Failing tests can be disabled by annotating the doctest with `ignore-<target>` ([docs](https://doc.rust-lang.org/stable/rustdoc/write-documentation/documentation-tests.html#ignoring-targets)):
 ```rust
@@ -215,4 +215,4 @@ Check out everything that changed in [Rust](https://github.com/rust-lang/rust/re
 
 Many people came together to create Rust 1.89.0. We couldn't have done it without all of you. [Thanks!](https://thanks.rust-lang.org/rust/1.89.0/)
 
-[platform_support_page]: https://doc.rust-lang.org/rustc/platform-support.html
+[platform_support_page]: https://doc.rust-lang.org/rustc/platform-support.html