Places a constraint on tensorflow-text when installing t5x

This change just excludes TF 2.13.0 which has this issue, but looking
at the head of tensorflow, it looks like the constraint on the
problematic package (typing-extensions) was relaxed

.github/container/install-t5x.sh

@@ -70,7 +70,13 @@ apt-get install -y \
 git clone ${T5X_REPO} ${INSTALL_DIR}/t5x
 cd ${INSTALL_DIR}/t5x
 git checkout ${T5X_REF}
-pip install -e .[gpu]
+# The dependency chain for t5x is t5x -> seqio[any] -> tensorflow-text[any] -> tensorflow[any]
+# and tensorflow 2.13.0 has a constraint on typing_extensions that makes it
+# incompatible with transformer_engine which depends on pydantic and by
+# extension, typing_extensions: https://github.com/tensorflow/tensorflow/pull/60688
+# As the top level application, we will just exclude it since typing_extensions appears
+# to have been relaxed at the head of tensorflow.
+pip install -e .[gpu] 'tensorflow-text!=2.13.*'
 
 apt-get autoremove -y
 apt-get clean