Add missing space. (#1403)

Author: shwoodard

aip/general/0193.md

@@ -139,7 +139,7 @@ descriptions, and examples:
   - *Example*: Described in the [ErrorDetails](#error-details) section.
 
 
-**Important:** In the context of the`google.rpc.Status` protobuf
+**Important:** In the context of the `google.rpc.Status` protobuf
 message, the value of the field `code` is the numeric equivalent to the
 enum value chosen from [`google.rpc.Code`][Code]. For example, if
 [`INVALID_ARGUMENT`][InvalidArgument] is chosen, the value of `code`