update LowPowerTicker examples links

Author: maciejbocianski

docs/api/power/LowPowerTicker.md

@@ -20,7 +20,7 @@ You can create any number of LowPowerTicker objects, allowing multiple outstandi
 
 Try this program to set up a LowPowerTicker to repeatedly invert an LED:
 
-[![View code](https://www.mbed.com/embed/?url=https://os.mbed.com/teams/mbed_example/code/LowPowerTicker_HelloWorld/)](https://os.mbed.com/teams/mbed_example/code/LowPowerTicker_HelloWorld/file/3ef1e3fe0d3b/main.cpp)
+[![View code](https://www.mbed.com/embed/?url=https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTicker_ex_1/)](https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTicker_ex_1/main.cpp)
 
 ## Related content
 

docs/api/power/LowPowerTimeout.md

@@ -17,7 +17,7 @@ Use the LowPowerTimeout interface to set up an interrupt to call a function afte
 
 Set up a time out to invert an LED after a given time:
 
-[![View code](https://www.mbed.com/embed/?url=https://os.mbed.com/teams/mbed_example/code/LowPowerTimeout-example/)](https://os.mbed.com/teams/mbed_example/code/LowPowerTimeout-example/file/28699dc8770e/main.cpp)
+[![View code](https://www.mbed.com/embed/?url=https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTimeout_ex_1/)](https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTimeout_ex_1/main.cpp)
 
 ## Related content
 

docs/api/power/LowPowerTimer.md

@@ -12,7 +12,9 @@ You can use the LowPowerTimer interface to create, start, stop and read a timer
 
 ## LowPowerTimer example
 
-[![View code](https://www.mbed.com/embed/?url=https://os.mbed.com/teams/mbed_example/code/LowPowerTimer-example/)](https://os.mbed.com/teams/mbed_example/code/LowPowerTimer-example/file/13760b19fc77/main.cpp)
+[![View code](https://www.mbed.com/embed/?url=https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTimer_ex_1/)](https://github.com/ARMmbed/mbed-os-examples-docs_only/blob/master/APIs_Drivers/lowpowerTimer_ex_1/main.cpp
+
+)
 
 ## Related content