Update documentai to 2.7.0 to support python 3.11

Author: holtskinner

documentai/snippets/noxfile_config.py

@@ -22,7 +22,7 @@
 
 TEST_CONFIG_OVERRIDE = {
     # You can opt out from the test for specific Python versions.
-    "ignored_versions": ["2.7", "3.6", "3.8", "3.9", "3.11"],
+    "ignored_versions": ["2.7", "3.6", "3.8", "3.9", "3.10"],
     # Old samples are opted out of enforcing Python type hints
     # All new samples should feature them
     "enforce_type_hints": False,

documentai/snippets/requirements.txt

@@ -1,2 +1,2 @@
-google-cloud-documentai==2.6.0
+google-cloud-documentai==2.7.0
 google-cloud-storage==2.7.0