Supported Boards: Reference Link updation

* Getting Started cross-reference links are updated in supported boards.
* Signed off by Arul Kumaran <arulkumaran.devarajan@huawei.com>

supported-boards/README.rst

@@ -21,7 +21,7 @@ Supported Boards
 * :ref:`zephyr_flavour`
 * :ref:`freertos_flavour`
 
-For more detailed information of kernel specific flavours, see `Getting Started <https://git.ostc-eu.org/OSTC/OHOS/docs/developer-guide/-/blob/master/documentation/source/quick-start/build-open-harmony.rst>`_.
+For more detailed information of kernel specific flavours, see :ref:`Getting Started <BuildOpenharmony>`.
 
 .. note:: 
 

supported-boards/seco-imx8mm-c61.rst

@@ -30,7 +30,7 @@ core-image-base
 Building OHOS image
 ===================
 
-To clone the source code, perform the procedure in `Getting started <https://git.ostc-eu.org/OSTC/OHOS/docs/developer-guide/-/blob/master/documentation/source/quick-start/build-open-harmony.rst>`__.
+To clone the source code, perform the procedure in :ref:`Getting Started <BuildOpenharmony>`.
 
 Linux image
 -----------
@@ -165,4 +165,4 @@ Loaded Modules
    error                  24576  4 caamalg_desc,caamhash_desc,caam,caam_jr
    imx8mm_thermal         16384  0
    snd_soc_fsl_sai        20480  0
-   imx_cpufreq_dt         16384  0
+   imx_cpufreq_dt         16384  0
\ No newline at end of file

supported-boards/seco-intel-b68.rst

@@ -35,7 +35,7 @@ Supported images
 Building OHOS image
 ===================
 
-To clone the source code, perform the procedure in `Getting started <https://git.ostc-eu.org/OSTC/OHOS/docs/developer-guide/-/blob/master/documentation/source/quick-start/build-open-harmony.rst>`__.
+To clone the source code, perform the procedure in :ref:`Getting Started <BuildOpenharmony>`.
 
 Linux image
 -----------