doc: move doc/board/st/st.rst
'make htmldocs' does not use file doc/board/st/st.rst because the name
matches the directory name. Let's rename it to st-dt.rst.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/doc/board/st/index.rst b/doc/board/st/index.rst
index 8a06a95..9bba42f 100644
--- a/doc/board/st/index.rst
+++ b/doc/board/st/index.rst
@@ -6,5 +6,5 @@
.. toctree::
:maxdepth: 2
- st
+ st-dt
stm32mp1
diff --git a/doc/board/st/st.rst b/doc/board/st/st-dt.rst
similarity index 100%
rename from doc/board/st/st.rst
rename to doc/board/st/st-dt.rst