manuals: code insertion simplification over two lines

This simplifies paragraphs ending with a colon and followed
by code insertion.

Automatically substituted through the command:
sed -i -z "s/:\n\s*::/::/g" file.rst

This generates identical HTML output.

(From yocto-docs rev: 28e2192a7c12d64b68061138a9f6c796453eebb1)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

documentation/ref-manual/faq.rst

@@ -209,8 +209,7 @@ section in the Yocto Project Development Tasks Manual.
 **A:** You need to create a form factor file as described in the
 ":ref:`bsp-guide/bsp:miscellaneous bsp-specific recipe files`" section in
 the Yocto Project Board Support Packages (BSP) Developer's Guide. Set
-the ``HAVE_TOUCHSCREEN`` variable equal to one as follows:
-::
+the ``HAVE_TOUCHSCREEN`` variable equal to one as follows::
 
    HAVE_TOUCHSCREEN=1
 
@@ -313,8 +312,7 @@ HTTPS requests and direct them to the ``http://`` sources mirror. You
 can use ``file://`` URLs to point to local directories or network shares
 as well.
 
-Aside from the previous technique, these options also exist:
-::
+Aside from the previous technique, these options also exist::
 
    BB_NO_NETWORK = "1"
 
@@ -322,8 +320,7 @@ This statement tells BitBake to issue an error
 instead of trying to access the Internet. This technique is useful if
 you want to ensure code builds only from local sources.
 
-Here is another technique:
-::
+Here is another technique::
 
    BB_FETCH_PREMIRRORONLY = "1"
 
@@ -331,8 +328,7 @@ This statement
 limits the build system to pulling source from the ``PREMIRRORS`` only.
 Again, this technique is useful for reproducing builds.
 
-Here is another technique:
-::
+Here is another technique::
 
    BB_GENERATE_MIRROR_TARBALLS = "1"