Auto merge of #6584 - giraffate:make_references_to_issues_links, r=llogiq

Make a reference a link in doc

I think it's incovenient that references in doc are just a text.

changelog: none

Author: bors

clippy_lints/src/comparison_chain.rs

@@ -13,7 +13,7 @@ declare_clippy_lint! {
     /// repetitive
     ///
     /// **Known problems:** The match statement may be slower due to the compiler
-    /// not inlining the call to cmp. See issue #5354
+    /// not inlining the call to cmp. See issue [#5354](https://github.com/rust-lang/rust-clippy/issues/5354)
     ///
     /// **Example:**
     /// ```rust,ignore

clippy_lints/src/eta_reduction.rs

@@ -22,7 +22,7 @@ declare_clippy_lint! {
     /// **Known problems:** If creating the closure inside the closure has a side-
     /// effect then moving the closure creation out will change when that side-
     /// effect runs.
-    /// See rust-lang/rust-clippy#1439 for more details.
+    /// See [#1439](https://github.com/rust-lang/rust-clippy/issues/1439) for more details.
     ///
     /// **Example:**
     /// ```rust,ignore
@@ -45,8 +45,9 @@ declare_clippy_lint! {
     ///
     /// **Why is this bad?** It's unnecessary to create the closure.
     ///
-    /// **Known problems:** rust-lang/rust-clippy#3071, rust-lang/rust-clippy#4002,
-    /// rust-lang/rust-clippy#3942
+    /// **Known problems:** [#3071](https://github.com/rust-lang/rust-clippy/issues/3071),
+    /// [#3942](https://github.com/rust-lang/rust-clippy/issues/3942),
+    /// [#4002](https://github.com/rust-lang/rust-clippy/issues/4002)
     ///
     ///
     /// **Example:**

clippy_lints/src/loops.rs

@@ -218,7 +218,7 @@ declare_clippy_lint! {
     /// **Why is this bad?** The `while let` loop is usually shorter and more
     /// readable.
     ///
-    /// **Known problems:** Sometimes the wrong binding is displayed (#383).
+    /// **Known problems:** Sometimes the wrong binding is displayed ([#383](https://github.com/rust-lang/rust-clippy/issues/383)).
     ///
     /// **Example:**
     /// ```rust,no_run

clippy_lints/src/types.rs

@@ -75,7 +75,7 @@ declare_clippy_lint! {
     /// **Why is this bad?** `Vec` already keeps its contents in a separate area on
     /// the heap. So if you `Box` its contents, you just add another level of indirection.
     ///
-    /// **Known problems:** Vec<Box<T: Sized>> makes sense if T is a large type (see #3530,
+    /// **Known problems:** Vec<Box<T: Sized>> makes sense if T is a large type (see [#3530](https://github.com/rust-lang/rust-clippy/issues/3530),
     /// 1st comment).
     ///
     /// **Example:**

clippy_lints/src/use_self.rs

@@ -28,8 +28,8 @@ declare_clippy_lint! {
     /// feels inconsistent.
     ///
     /// **Known problems:**
-    /// - False positive when using associated types (#2843)
-    /// - False positives in some situations when using generics (#3410)
+    /// - False positive when using associated types ([#2843](https://github.com/rust-lang/rust-clippy/issues/2843))
+    /// - False positives in some situations when using generics ([#3410](https://github.com/rust-lang/rust-clippy/issues/3410))
     ///
     /// **Example:**
     /// ```rust