samples: net: cloud: Move cloud based samples

MQTT Azure and Google IoT samples are based on cloud
infrastructure. It would be nice to place all cloud
based samples in one single folder.

Signed-off-by: Ravi kumar Veeramally <ravikumar.veeramally@linux.intel.com>

samples/net/cloud/google_iot_mqtt/README.rst

@@ -16,7 +16,7 @@ currently is able to
 - Send/Receive keep alive / pings from cloud server
 
 The source code for this sample application can be found at:
-:zephyr_file:`samples/net/google_iot_mqtt`.
+:zephyr_file:`samples/net/cloud/google_iot_mqtt`.
 
 Requirements
 ************
@@ -32,7 +32,7 @@ ECDSA certs/keys are required to authenticate to the Google IOT Cloud.
 The application includes a key creation script.
 
 Run the ``create_keys.py`` script in the
-``samples/net/google_iot_mqtt/src/private_info/`` directory.
+``samples/net/cloud/google_iot_mqtt/src/private_info/`` directory.
 
 Users will also be required to configure the following Kconfig options
 based on their Google Cloud IOT project:

samples/net/cloud/google_iot_mqtt/sample.yaml

@@ -0,0 +1,8 @@
+sample:
+  description: MQTT sample app to Google IoT cloud
+  name: google_iot_mqtt
+tests:
+  sample.net.cloud.google_iot_mqtt:
+    harness: net
+    platform_whitelist: frdm_k64f
+    tags: net mqtt cloud

samples/net/cloud/mqtt_azure/README.rst

@@ -31,7 +31,7 @@ Building and Running
 
 This application has been built and tested on the NXP FRDMK64F.
 Certs are required to authenticate to the Azure Cloud IoT hub.
-Current certs in :zephyr_file:`samples/net/mqtt_azure/src/digicert.cer` are
+Current certs in :zephyr_file:`samples/net/cloud/mqtt_azure/src/digicert.cer` are
 copied from `<https://github.com/Azure/azure-iot-sdk-c/blob/master/certs/certs.c>`_
 
 Configure the following Kconfig options based on your Azure Cloud IoT Hub
@@ -56,10 +56,10 @@ the sample behind a proxy:
 - SAMPLE_SOCKS_PORT - Port number of SOCKS5 Proxy server
 
 On your Linux host computer, open a terminal window, locate the source code
-of this sample application (i.e., :zephyr_file:`samples/net/mqtt_azure`) and type:
+of this sample application (i.e., :zephyr_file:`samples/net/cloud/mqtt_azure`) and type:
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/net/mqtt_azure
+   :zephyr-app: samples/net/cloud/mqtt_azure
    :board: frdm_k64f
    :conf: "prj.conf <overlay.conf>"
    :goals: build flash

samples/net/cloud/mqtt_azure/sample.yaml

@@ -2,7 +2,7 @@ sample:
   description: MQTT sample app to Azure cloud
   name: mqtt-azure
 tests:
-  sample.net.mqtt_azure:
+  sample.net.cloud.mqtt_azure:
     harness: net
     platform_whitelist: sam_e70_xplained frdm_k64f qemu_x86
     tags: net mqtt cloud

samples/net/google_iot_mqtt/sample.yaml

@@ -1,2 +0,0 @@
-sample:
-  name: Full stack sample