Avoid pronoun in container matcher documentation.

PiperOrigin-RevId: 587713068

Author: bjacotg

googletest/src/matchers/empty_matcher.rs

@@ -17,8 +17,8 @@ use std::{fmt::Debug, marker::PhantomData};
 
 /// Matches an empty container.
 ///
-/// `T` can be any container such that `&T` implements `IntoIterator`. This
-/// includes common containers such as `Vec` and
+/// `T` can be any container such that `&T` implements `IntoIterator`. For
+/// instance, `T` can be a common container like `Vec` and
 /// [`HashSet`][std::collections::HashSet].
 ///
 /// ```

googletest/src/matchers/subset_of_matcher.rs

@@ -22,8 +22,8 @@ use std::{fmt::Debug, marker::PhantomData};
 /// comparison.
 ///
 /// `ActualT` and `ExpectedT` can each be any container a reference to which
-/// implements `IntoIterator`. This includes common containers such as `Vec`
-/// or arrays. They need not be the same container type.
+/// implements `IntoIterator`. For instance, `T` can be a common container like
+/// `Vec` or arrays. They need not be the same container type.
 ///
 /// ```
 /// # use googletest::prelude::*;

googletest/src/matchers/superset_of_matcher.rs

@@ -22,8 +22,9 @@ use std::{fmt::Debug, marker::PhantomData};
 /// comparison.
 ///
 /// `ActualT` and `ExpectedT` can each be any container a reference to which
-/// implements `IntoIterator`. This includes common containers such as `Vec`
-/// or arrays. They need not be the same container type.
+/// implements `IntoIterator`. For instance, `ActualT` and `ExpectedT` can be a
+/// common container like `Vec` or arrays. They need not be the same container
+/// type.
 ///
 /// ```
 /// # use googletest::prelude::*;