fix(openthread): code and readme typo

Author: SuGlider

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/ExtendedRouterNode/ExtendedRouterNode.ino

@@ -17,7 +17,7 @@
 
 // Leader node shall use the same Network Key and channel
 #define CLI_NETWORK_KEY    "00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "24"
+#define CLI_NETWORK_CHANNEL "24"
 bool otStatus = true;
 
 void setup() {
@@ -29,7 +29,7 @@ void setup() {
 
   otStatus &= otExecCommand("dataset", "clear");
   otStatus &= otExecCommand("dataset networkkey", CLI_NETWORK_KEY);
-  otStatus &= otExecCommand("dataset channel", CLI_NETWORK_CHANEL);
+  otStatus &= otExecCommand("dataset channel", CLI_NETWORK_CHANNEL);
   otStatus &= otExecCommand("dataset", "commit active");
   otStatus &= otExecCommand("ifconfig", "up");
   otStatus &= otExecCommand("thread", "start");

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/ExtendedRouterNode/README.md

@@ -47,7 +47,7 @@ Before uploading the sketch, configure the network parameters to match the Leade
 
 ```cpp
 #define CLI_NETWORK_KEY    "00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "24"
+#define CLI_NETWORK_CHANNEL "24"
 ```
 
 **Important:** 

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/LeaderNode/LeaderNode.ino

@@ -29,7 +29,7 @@
 #include "OThreadCLI_Util.h"
 
 #define CLI_NETWORK_KEY    "dataset networkkey 00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "dataset channel 24"
+#define CLI_NETWORK_CHANNEL "dataset channel 24"
 
 otInstance *aInstance = NULL;
 
@@ -43,7 +43,7 @@ void setup() {
 
   OThreadCLI.println("dataset init new");
   OThreadCLI.println(CLI_NETWORK_KEY);
-  OThreadCLI.println(CLI_NETWORK_CHANEL);
+  OThreadCLI.println(CLI_NETWORK_CHANNEL);
   OThreadCLI.println("dataset commit active");
   OThreadCLI.println("ifconfig up");
   OThreadCLI.println("thread start");

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/LeaderNode/README.md

@@ -44,7 +44,7 @@ Before uploading the sketch, you can modify the network configuration:
 
 ```cpp
 #define CLI_NETWORK_KEY    "dataset networkkey 00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "dataset channel 24"
+#define CLI_NETWORK_CHANNEL "dataset channel 24"
 ```
 
 **Important:** 

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/RouterNode/README.md

@@ -47,7 +47,7 @@ Before uploading the sketch, configure the network parameters to match the Leade
 
 ```cpp
 #define CLI_NETWORK_KEY    "dataset networkkey 00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "dataset channel 24"
+#define CLI_NETWORK_CHANNEL "dataset channel 24"
 ```
 
 **Important:** 

libraries/OpenThread/examples/CLI/SimpleThreadNetwork/RouterNode/RouterNode.ino

@@ -28,7 +28,7 @@
 #include "OThreadCLI_Util.h"
 
 #define CLI_NETWORK_KEY    "dataset networkkey 00112233445566778899aabbccddeeff"
-#define CLI_NETWORK_CHANEL "dataset channel 24"
+#define CLI_NETWORK_CHANNEL "dataset channel 24"
 
 otInstance *aInstance = NULL;
 
@@ -43,7 +43,7 @@ void setup() {
 
   OThreadCLI.println("dataset clear");
   OThreadCLI.println(CLI_NETWORK_KEY);
-  OThreadCLI.println(CLI_NETWORK_CHANEL);
+  OThreadCLI.println(CLI_NETWORK_CHANNEL);
   OThreadCLI.println("dataset commit active");
   OThreadCLI.println("ifconfig up");
   OThreadCLI.println("thread start");