doc: replace @return by Return:

Sphinx expects Return: and not @return to indicate a return value.

find . -name '*.c' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

find . -name '*.h' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/include/dsi_host.h b/include/dsi_host.h
index 9dfc7b3..83f8839 100644
--- a/include/dsi_host.h
+++ b/include/dsi_host.h
@@ -54,7 +54,7 @@
  * @timing: Display timings
  * @max_data_lanes: maximum number of data lines
  * @phy_ops: set of function pointers for performing physical operations
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int dsi_host_init(struct udevice *dev,
 		  struct mipi_dsi_device *device,
@@ -66,7 +66,7 @@
  * dsi_host_enable
  *
  * @dev:	dsi host device
- * @return 0 if OK, -ve on error
+ * Return: 0 if OK, -ve on error
  */
 int dsi_host_enable(struct udevice *dev);