chore: moved commits instructions to getting started

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

developer_manual/commits.rst …loper_manual/getting-started/commits.rstdeveloper_manual/commits.rst renamed to developer_manual/getting-started/commits.rst developer_manual/commits.rst renamed to developer_manual/getting-started/commits.rst

@@ -6,4 +6,5 @@ Getting started
    :maxdepth: 2
 
    branch-policies
-   development-environment/index
+   development-environment/index
+   commits