http_async_query: fix function name in doc

modules/http_async_client/doc/http_async_client_admin.xml

@@ -389,7 +389,7 @@ t_reply("200", "Ok");
 ...
 tls_verify_host("0");
 # host verification is disabled for the next query
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -411,7 +411,7 @@ http_query("https://example.com/test.php", "HTTP_REPLY");
 ...
 tls_verify_peer("0");
 # server identity verification is disabled for the next query
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -433,7 +433,7 @@ http_query("https://example.com/test.php", "HTTP_REPLY");
 ...
 http_set_timeout("200");
 # the server must respond in maximum 200ms, otherwise the query will fail
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -464,7 +464,7 @@ http_append_header("X-Sip-Call-Id: $ci");
 # a new 'X-Sip-Call-Id' header will be added to the next query
 http_append_header("Content-Type": application/json");
 # the curl default 'application/x-www-form-urlencoded' Content-Type will be replaced
-http_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -486,7 +486,7 @@ http_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
 ...
 http_set_method("PUT");
 # the next query will be a HTTP PUT request
-http_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -508,7 +508,7 @@ http_query("https://example.com/test.php", "{'foo': 'bar'}", "HTTP_REPLY");
 ...
 http_set_tls_client_cert("/etc/kamailio/ssl/cert.pem");
 # Next query will use the client cert above
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -530,7 +530,7 @@ http_query("https://example.com/test.php", "HTTP_REPLY");
 ...
 http_set_tls_client_key("/etc/kamailio/ssl/cert.key");
 # Next query will use the client cert key above
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -552,7 +552,7 @@ http_query("https://example.com/test.php", "HTTP_REPLY");
 ...
 http_set_tls_client_key("/etc/kamailio/ssl/ca/");
 # Next query will use the CA certs above
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
         </programlisting>
 	    </example>
@@ -584,7 +584,7 @@ $http_req(method) = "DELETE";
 $http_req(hdr) = "X-Sip-Call-Id: " + $ci;
 $http_req(hdr) = "X-Foo: bar";             # add a 2nd header
 # the following request will use the above parameters
-http_query("https://example.com/test.php", "HTTP_REPLY");
+http_async_query("https://example.com/test.php", "HTTP_REPLY");
 ...
 		</programlisting>
 	</example>