CI: remove incorrect MTU related cases

components/idf_test/integration_test/TC_IT_TCPIP_UDP.yml

@@ -85,7 +85,7 @@ test cases:
   test point 1: basic function
   test point 2: use UDP SAP (socket/espconn API) with different parameter
   version: v1 (2016-8-15)
-- CI ready: 'Yes'
+- CI ready: 'No'
   ID: TCPIP_UDP_0103
   SDK: |-
     8266_NonOS
@@ -136,7 +136,7 @@ test cases:
   test point 1: basic function
   test point 2: use UDP SAP (socket/espconn API) with different parameter
   version: v1 (2016-8-15)
-- CI ready: 'Yes'
+- CI ready: 'No'
   ID: TCPIP_UDP_0103
   SDK: ESP32_IDF
   Test App: SSC
@@ -180,7 +180,7 @@ test cases:
   test point 1: basic function
   test point 2: use UDP SAP (socket/espconn API) with different parameter
   version: v1 (2016-8-15)
-- CI ready: 'Yes'
+- CI ready: 'No'
   ID: TCPIP_UDP_0104
   SDK: |-
     8266_NonOS
@@ -233,7 +233,7 @@ test cases:
   test point 1: basic function
   test point 2: use UDP SAP (socket/espconn API) with different parameter
   version: v1 (2016-8-15)
-- CI ready: 'Yes'
+- CI ready: 'No'
   ID: TCPIP_UDP_0104_02
   SDK: |-
     8266_NonOS
@@ -286,7 +286,7 @@ test cases:
   test point 1: basic function
   test point 2: use UDP SAP (socket/espconn API) with different parameter
   version: v1 (2016-8-15)
-- CI ready: 'Yes'
+- CI ready: 'No'
   ID: TCPIP_UDP_0104_01_02
   SDK: |-
     8266_NonOS