build: run docs regen in synth.py (#1059)

diff --git a/docs/dyn/apigee_v1.hybrid.issuers.html b/docs/dyn/apigee_v1.hybrid.issuers.html
index d35ff0e..1707108 100644
--- a/docs/dyn/apigee_v1.hybrid.issuers.html
+++ b/docs/dyn/apigee_v1.hybrid.issuers.html
@@ -103,10 +103,10 @@
     {
     "issuers": [ # Lists of hybrid services and its trusted issuer email ids.
       {
-        "service": "A String", # String indicating the Apigee service name.
         "emailIds": [ # List of trusted issuer email ids.
           "A String",
         ],
+        "service": "A String", # String indicating the Apigee service name.
       },
     ],
   }</pre>