boards: ronoth_lodev: Update outdated links

This commit removes the invalid links to "STMicro STM32L073RZ" in the
board documentation.

It also updates an outdated link to the "AcSIP S76S Product Information
Brief".

Signed-off-by: Stephanos Ioannidis <[email protected]>

Author: stephanosio

boards/arm/ronoth_lodev/doc/index.rst

@@ -11,7 +11,7 @@ The Ronoth_ LoDev_ is a small open source board containing a `AcSIP S76S`_  SiP
 The `full LoDev design details`_ are available on on GitHub.  The LoDev_ board can be purchased
 from Ronoth_ or from CrowdSupply_.
 
-The S76S contains an `STMicro STM32L073RZ`_ MCU, a `Semtech SX1276`_ LoRaWAN transceiver,
+The S76S contains an STMicro STM32L073RZ MCU, a `Semtech SX1276`_ LoRaWAN transceiver,
 and a +20 dBm power amplifier.  Refer to `AcSIP S76S Product Information Brief`_ for details.
 
 Zephyr applications may use the **ronoth_lodev** configuration to run on this board.
@@ -28,7 +28,7 @@ Zephyr applications may use the **ronoth_lodev** configuration to run on this bo
 Device Resources
 ================
 
-The embedded `STMicro STM32L073RZ`_ has some GPIOs and SPI2 internally committed to the LoRaWAN
+The embedded STMicro STM32L073RZ has some GPIOs and SPI2 internally committed to the LoRaWAN
 transceiver operation.  See `internally dedicated ports`_ for a list of resources committed to this function.
 
 =========
@@ -155,7 +155,7 @@ References
 
 .. _AcSIP S76S: http://www.acsip.com.tw/index.php?action=products-detail&fid1=11&fid2=29&fid3=27&id=79&lang=3
 
-.. _AcSIP S76S Product Information Brief: http://www.acsip.com.tw/upload/product_attach/S76S_Brief_ver02.pdf
+.. _AcSIP S76S Product Information Brief: https://www.acsip.com.tw/index.php?action=download_pro&perm=d&id=365
 
 .. _CrowdSupply: https://www.crowdsupply.com/ronoth/lodev
 
@@ -165,8 +165,6 @@ References
 
 .. _posted on MBed by Steve Osborn: https://os.mbed.com/users/steve918/
 
-.. _STMicro STM32L073RZ: STMicro STM32L073RZ
-
 .. _Semtech SX1276: https://www.semtech.com/products/wireless-rf/lora-transceivers/sx1276
 
 =======