- Specify language for codeblocks to fix build warnings

Signed-off-by: Ayush Singh <ayushdevel1325@gmail.com>

Cleanup AI-64

See merge request docs/docs.beagleboard.io!72

(cherry picked from commit 48521166)

e022461d Merge branch 'main' of git.beagleboard.org:docs/docs.beagleboard.io
e7d360ac Merge branch 'main' of git.beagleboard.org:jkridner/docs.beagleboard.io
8f6f1a8f Revert "Cleanup AI-64"
c41268e4 Add graphviz and move beagleconnect project
f0f934bd Try graphviz
aff59e88 Update BeagleV-Ahead license terms
c45bf163 Merge branch 'main' of git.beagleboard.org:docs/docs.beagleboard.io
db4f289a update librobotcontrol
be4e612c Clean-up board landing pages
c8e50111 projects: fix paths
b9e26d3a Merge branch 'main' of git.beagleboard.org:lorforlinux/docs.beagleboard.io
7912e911 Redo the introduction
bb0ccb64 Complete beagle101 move
dc8628f0 beagle101: fix toc
4f5fa485 Restore getting-started to the ToC
66717a6f beagleconnect: fix image path
db54f941 beagleconnect: adjust headings
ec3e8345 Update BVF support details
d67ae0d6 beagleconnect: add image fo...

This reverts merge request !71

Disabling `exhale` because it is just overloading things right now.

Hidden in this commit are a couple of other items:
* Enable .md documents for CONTRIBUTING.md to avoid same content not on
  docs.beagleboard.org
* Added graphviz to the venv setup, but that doesn't do much as I think
  it was already there

commit c761ac17
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Mon Nov 14 01:19:14 2022 +0530

    Table rotation and font size change

commit 216bdb44
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Mon Nov 14 01:18:26 2022 +0530

    Fix ref link

commit 4ebaf63b
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Sun Nov 13 23:51:45 2022 +0530

    Update BeagleBone Black headerpin table font size

commit 168c12e9
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Sun Nov 13 23:39:01 2022 +0530

    Add GNU FreeFont

commit 5389ee61
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Sun Nov 13 23:32:42 2022 +0530

    Fix font package name

commit 751f9df9
Author: Deepak Khatri <lorforlinux@beagleboard.org>
Date:   Sun Nov 13 23:3...

commit 4ab3ff82
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Tue Oct 25 21:38:16 2022 -0400

    More spelling fixes

commit fce576ba
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Tue Oct 25 13:52:28 2022 -0400

    Fixed a bunch of spelling and linking errors

commit 185218ee
Merge: 39c2dd78 c3b7fb7f
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Mon Oct 24 13:58:46 2022 -0400

    Merge branch 'main' of git.beagleboard.org:docs/docs.beagleboard.io

commit 39c2dd78
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Mon Oct 24 13:54:54 2022 -0400

    books/pru-cookbook/code: fix some spelling issues

commit c3de7ef6
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Mon Oct 24 13:44:15 2022 -0400

    books/pru-cookbook: fix references to code

commit c4a51c22
Author: Jason Kridner <jkridner@beagleboard.org>
Date:   Mon Oct 24 12:18:03 2022 -0400

    books/pru-cookbook: move code to submodule