[Cherry-pick r0.27.0] Force latest version of kfp-pipeline-spec. (#3227)

* Force latest version of kfp-pipeline-spec.

PiperOrigin-RevId: 356539778

Co-authored-by: zhitaoli <zhitaoli@google.com>

RELEASE.md

@@ -70,6 +70,7 @@
 *   Depends on `ml-metadata>=0.27.0,<0.28.0`.
 *   Depends on `numpy>=1.16,<1.20`.
 *   Depends on `pyarrow>=1,<3`.
+*   Depends on `kfp-pipeline-spec>=0.1.5,<0.2` in test and image.
 *   Depends on `tensorflow>=1.15.2,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,<3`.
 *   Depends on `tensorflow-data-validation>=0.27.0,<0.28.0`.
 *   Depends on `tensorflow-model-analysis>=0.27.0,<0.28.0`.

tfx/dependencies.py

@@ -128,7 +128,7 @@ def make_extra_packages_test():
       # apache-airflow 1.0.14 or later.(github.com/apache/airflow/issues/11965).
       'cattrs==1.0.0',
       'kfp>=1.1.0,<2',
-      'kfp-pipeline-spec>=0.1.3,<0.2',
+      'kfp-pipeline-spec>=0.1.5,<0.2',
       'pytest>=5,<6',
       # TODO(b/175740170): Delete pinned werkzeug version after using the new
       # pip resolver.
@@ -139,7 +139,7 @@ def make_extra_packages_test():
 def make_extra_packages_docker_image():
   # Packages needed for tfx docker image.
   return [
-      'kfp-pipeline-spec>=0.1.3,<0.2',
+      'kfp-pipeline-spec>=0.1.5,<0.2',
       'mmh>=2.2,<3',
       'python-snappy>=0.5,<0.6',
   ]