fix table in server flag docs (#1142)

docs/graphql/manual/deployment/graphql-engine-flags/reference.rst

@@ -18,7 +18,9 @@ For ``graphql-engine`` command these are the flags available
                            <postgres/postgresql>://<user>:<password>@<host>:<port>/<db-name>
                            Example: postgres://admin:[email protected]:5432/mydb
 
-  Or either you can specify following options
+Or either you can specify following options
+
+.. code-block:: none
 
       --host               Postgres server host
   -p, --port               Postgres server port
@@ -76,26 +78,30 @@ These are the environment variables which are available:
 
 .. code-block:: none
 
-   HASURA_GRAPHQL_DATABASE_URL      Postgres database URL
-                                    <postgres/postgresql>://<user>:<password>@<host>:<port>/<db-name>
-                                    Example: postgres://admin:[email protected]:5432/mydb
-   HASURA_GRAPHQL_SERVER_PORT       Port on which graphql-engine should be served
+   HASURA_GRAPHQL_DATABASE_URL       Postgres database URL
+                                     <postgres/postgresql>://<user>:<password>@<host>:
+                                     <port>/<db-name>
+                                     Example: postgres://admin:[email protected]:5432/mydb
+
+   HASURA_GRAPHQL_SERVER_PORT        Port on which graphql-engine should be served
+
+   HASURA_GRAPHQL_ACCESS_KEY         Secret access key, required to access this instance.
+                                     If specified client needs to send 'X-Hasura-Access-Key'
+                                     header
 
-   HASURA_GRAPHQL_ACCESS_KEY        Secret access key, required to access this instance.
-                                    If specified client needs to send 'X-Hasura-Access-Key'
-                                    header
+   HASURA_GRAPHQL_AUTH_HOOK          The authentication webhook, required to authenticate
+                                     incoming request
 
-   HASURA_GRAPHQL_AUTH_HOOK         The authentication webhook, required to authenticate
-                                    incoming request  
+   HASURA_GRAPHQL_CORS_DOMAIN        The domain, including sheme and port, to allow CORS for
 
-   HASURA_GRAPHQL_CORS_DOMAIN       The domain, including sheme and port, to allow CORS for
+   HASURA_GRAPHQL_JWT_SECRET         The JSON containing type and the JWK used for
+                                     verifying. e.g: `{"type": "HS256", "key":
+                                     "<your-hmac-shared-secret>"}`,`{"type": "RS256",
+                                     "key": "<your-PEM-RSA-public-key>"}
+                                     Enable JWT mode, the value of which is a JSON
 
-   HASURA_GRAPHQL_JWT_SECRET        The JSON containing type and the JWK used for
-                                    verifying. e.g: `{"type": "HS256", "key":
-                                    "<your-hmac-shared-secret>"}`,`{"type": "RS256",
-                                    "key": "<your-PEM-RSA-public-key>"}
-                                    Enable JWT mode, the value of which is a JSON
+   HASURA_GRAPHQL_UNAUTHORIZED_ROLE  Unauthorized role, used when access-key is not sent in
+                                     access-key only mode or "Authorization" header is absent
+                                     in JWT mode
 
-   HASURA_GRAPHQL_UNAUTHORIZED_ROLE Unauthorized role, used when access-key is not sent in access-key
-                                    only mode or "Authorization" header is absent in JWT mode
-   HASURA_GRAPHQL_ENABLE_CONSOLE    Enable API console. It is served at '/' and '/console'
+   HASURA_GRAPHQL_ENABLE_CONSOLE     Enable API console. It is served at '/' and '/console'