fix: hash_map macro location

Author: stifskere

library/alloc/src/macros.rs

@@ -109,18 +109,3 @@ macro_rules! format {
         })
     }
 }
-
-#[macro_export]
-#[allow_internal_unstable(hint_must_use)]
-#[rustc_diagnostic_item = "hash_map_macro"]
-macro_rules! hash_map {
-    () => {{
-        ::std::collections::HashMap::new()
-    }};
-
-    ( $( $key:expr => $value:expr ),* $(,)? ) => {{
-        let mut __map = ::std::collections::HashMap::new();
-        $( __map.insert($key, $value); )*
-        __map
-    }}
-}

library/std/src/macros.rs

@@ -379,3 +379,21 @@ macro_rules! dbg {
         ($($crate::dbg!($val)),+,)
     };
 }
+
+/// Creates a [`HashMap`]
+///
+/// [`HashMap`]: crate::collections::HashMap
+#[macro_export]
+#[allow_internal_unstable(hint_must_use)]
+#[rustc_diagnostic_item = "hash_map_macro"]
+macro_rules! hash_map {
+    () => {{
+        ::std::collections::HashMap::new()
+    }};
+
+    ( $( $key:expr => $value:expr ),* $(,)? ) => {{
+        let mut __map = ::std::collections::HashMap::new();
+        $( __map.insert($key, $value); )*
+        __map
+    }}
+}