Merge pull request #80359 from amartini51/doc_fixes

Documentation fixes

Author: amartini51

stdlib/public/Concurrency/TaskGroup.swift

@@ -331,8 +331,8 @@ public struct TaskGroup<ChildTaskResult: Sendable> {
     self._group = group
   }
 
-  /// Wait for the next child task to complete,
-  /// and return the value it returned.
+  /// Waits for the next child task to complete,
+  /// and returns the value it returned.
   ///
   /// The values returned by successive calls to this method
   /// appear in the order that the tasks *completed*,

stdlib/public/core/UnsafeBufferPointer.swift.gyb

@@ -395,9 +395,9 @@ extension Unsafe${Mutable}BufferPointer where Element: ~Copyable {
   ///     print(numbers)
   ///     // Prints "[2, 1, 4, 3, 5]"
   ///
-  ///     Uninitialized memory cannot be initialized to a nontrivial type
-  ///     using this subscript. Instead, use an initializing method, such as
-  ///     `initializeElement(at:to:)`
+  /// Uninitialized memory cannot be initialized to a nontrivial type
+  /// using this subscript. Instead, use an initializing method, such as
+  /// `initializeElement(at:to:)`
 %else:
   /// The following example uses the buffer pointer's subscript to access every
   /// other element of the buffer: