docs: add networkconnectivity v1alpha1 (#1176)

chore: update synth.metadata

Additional text

Author: yoshi-automation

docs/dyn/index.md

@@ -582,6 +582,10 @@
 * [v3](http://googleapis.github.io/google-api-python-client/docs/dyn/monitoring_v3.html)
 
 
+## networkconnectivity
+* [v1alpha1](http://googleapis.github.io/google-api-python-client/docs/dyn/networkconnectivity_v1alpha1.html)
+
+
 ## networkmanagement
 * [v1](http://googleapis.github.io/google-api-python-client/docs/dyn/networkmanagement_v1.html)
 * [v1beta1](http://googleapis.github.io/google-api-python-client/docs/dyn/networkmanagement_v1beta1.html)

synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-python-client.git",
-        "sha": "4576f024c5c021e50e912ea5768213ab293c2593"
+        "sha": "31e23e3aa2ef8bcbeaff0416dce2642172ef769b"
       }
     },
     {
@@ -18,7 +18,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "573f7655311b553a937f9123bee17bf78497db95"
+        "sha": "d1bb9173100f62c0cfc8f3138b62241e7f47ca6a"
       }
     }
   ],