doc: Fix wrong description of TXT Buffer commands.

6 jobs for 349-documentation-clarification-of-txce-in-section-3-1-38-of-progdokum-pdf in 20 minutes and 5 seconds (queued for 4 seconds)
Status Job ID Name Coverage
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check_component

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  Build
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build_doc

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passed #51233
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build_driver

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build_ip_and_tests

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passed #51235
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build_linux_driver

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  Test
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test_ip_fast

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