build: set AUTOSYNTH_MULTIPLE_COMMITS=true for context aware commits (#770)

Author: Benjamin E. Coe

packages/packages/google-gax/synth.py

@@ -17,6 +17,9 @@
 import logging
 
 logging.basicConfig(level=logging.DEBUG)
+
+AUTOSYNTH_MULTIPLE_COMMITS = True
+
 common_templates = gcp.CommonTemplates()
 templates = common_templates.node_library()
 s.copy(templates, excludes=["LICENSE", "README.md"])