Updating Tensorflow dependency to ~=2.15

PiperOrigin-RevId: 615118619

Author: tf-transform-team

RELEASE.md

@@ -12,7 +12,7 @@
     (previously was 16.04).
 *   Explicitly use Keras 2 or `tf_keras`` if Keras 3 is installed.
 *   Added python 3.11 support.
-*   Depends on 'tensorflow>=2.15,<3'.
+*   Depends on `tensorflow~=2.15`.
 *   Enable passing `tf.saved_model.SaveOptions` to model saving functionality.
 *   Census and sentiment examples updated to only use Keras instead of
     estimator.

setup.py

@@ -50,7 +50,7 @@ def _make_required_install_packages():
       'protobuf>=3.20.3,<5;python_version<"3.11"',
       'pyarrow>=10,<11',
       'pydot>=1.2,<2',
-      'tensorflow>=2.15,<3',
+      'tensorflow~=2.15',
       'tensorflow-metadata' + select_constraint(
           default='>=1.14.0,<1.15.0',
           nightly='>=1.15.0.dev',