CTD23 example typos fixes

This MR correct just a few typos in the CTD23 example and add a note in the acorn README mentioning Ryan's tip about FRNN installation on cetain configuraton.

assigned to @dmurnane

added 4 commits

• 152b5b14...adb2c45d - 2 commits from branch dev
• 57c4d728 - Merge branch 'dev' into SC_CTD23_example_fixes
• 63735967 - Minor changes

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approved this merge request

approved this merge request

added 7 commits

• 63735967...ecb5e24d - 2 commits from branch dev
• ce79746d - Fix typos in CTD23 example
• 4342286f - Add FRNN tinstallation Ryan's tip
• be5f20de - update readme
• 905aa6b8 - typo
• 1c7a0670 - Minor changes

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approved this merge request

merged

mentioned in commit 3aeb24c4