Update swisstable swap API comments to no longer guarantee that we don't move/swap individual elements.

These comments have been wrong since the launch of swisstable SOO.

PiperOrigin-RevId: 655916107
Change-Id: I18af13ccb19702266551b43251370a95f6c8bc90
diff --git a/absl/container/flat_hash_map.h b/absl/container/flat_hash_map.h
index ebd9ed6..1e9c691 100644
--- a/absl/container/flat_hash_map.h
+++ b/absl/container/flat_hash_map.h
@@ -426,8 +426,7 @@
   // flat_hash_map::swap(flat_hash_map& other)
   //
   // Exchanges the contents of this `flat_hash_map` with those of the `other`
-  // flat hash map, avoiding invocation of any move, copy, or swap operations on
-  // individual elements.
+  // flat hash map.
   //
   // All iterators and references on the `flat_hash_map` remain valid, excepting
   // for the past-the-end iterator, which is invalidated.
diff --git a/absl/container/flat_hash_set.h b/absl/container/flat_hash_set.h
index a3e36e0..80c6ea4 100644
--- a/absl/container/flat_hash_set.h
+++ b/absl/container/flat_hash_set.h
@@ -360,8 +360,7 @@
   // flat_hash_set::swap(flat_hash_set& other)
   //
   // Exchanges the contents of this `flat_hash_set` with those of the `other`
-  // flat hash set, avoiding invocation of any move, copy, or swap operations on
-  // individual elements.
+  // flat hash set.
   //
   // All iterators and references on the `flat_hash_set` remain valid, excepting
   // for the past-the-end iterator, which is invalidated.
diff --git a/absl/container/node_hash_map.h b/absl/container/node_hash_map.h
index 5615e49..b3f00bf 100644
--- a/absl/container/node_hash_map.h
+++ b/absl/container/node_hash_map.h
@@ -417,8 +417,7 @@
   // node_hash_map::swap(node_hash_map& other)
   //
   // Exchanges the contents of this `node_hash_map` with those of the `other`
-  // node hash map, avoiding invocation of any move, copy, or swap operations on
-  // individual elements.
+  // node hash map.
   //
   // All iterators and references on the `node_hash_map` remain valid, excepting
   // for the past-the-end iterator, which is invalidated.
diff --git a/absl/container/node_hash_set.h b/absl/container/node_hash_set.h
index 53435ae..e400813 100644
--- a/absl/container/node_hash_set.h
+++ b/absl/container/node_hash_set.h
@@ -349,8 +349,7 @@
   // node_hash_set::swap(node_hash_set& other)
   //
   // Exchanges the contents of this `node_hash_set` with those of the `other`
-  // node hash set, avoiding invocation of any move, copy, or swap operations on
-  // individual elements.
+  // node hash set.
   //
   // All iterators and references on the `node_hash_set` remain valid, excepting
   // for the past-the-end iterator, which is invalidated.