[PATCH v2 1/2] doc: build: docker: Fix code highlighting syntax

[Leonard Anderweit]

Remove double :: before .. code-block:: bash to correctly highlight the
following commands.

Signed-off-by: Leonard Anderweit <l.anderweit at phytec.de>
---
v2: split in two patches
---
 doc/build/docker.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/build/docker.rst b/doc/build/docker.rst
index 01ed35050908..fe087651d347 100644
--- a/doc/build/docker.rst
+++ b/doc/build/docker.rst
@@ -28,7 +28,7 @@ fast amd64 (i.e. 64-bit x86) and arm64 machines is::
 And this will result in a builder named multiarch-multinode that will build
 each platform natively on each node.
 
-To build the image yourself::
+To build the image yourself:
 
 .. code-block:: bash
 
-- 
2.43.0