Change , to ; in conf.rs

Author: blyxyas

book/src/lint_configuration.md

@@ -813,6 +813,5 @@ for _ in &mut *rmvec {}
 ---
 **Affected lints:**
 * [`pub_underscore_fields`](https://rust-lang.github.io/rust-clippy/master/index.html#pub_underscore_fields)
-* [`or`](https://rust-lang.github.io/rust-clippy/master/index.html#or)
 
 

clippy_config/src/conf.rs

@@ -550,7 +550,7 @@ define_Conf! {
     /// Lint: PUB_UNDERSCORE_FIELDS
     ///
     /// Lint "public" fields in a struct that are prefixed with an underscore based on their
-    /// exported visibility, or whether they are marked as "pub".
+    /// exported visibility; or whether they are marked as "pub".
     (pub_underscore_fields_behavior: PubUnderscoreFieldsBehaviour = PubUnderscoreFieldsBehaviour::PublicallyExported),
 }