WIP:Fix remark lint warnings in KKP docs

[archups]

This PR is to fix the remark-lint warnings in the KKP for main and v2.28 version documentation
This PR tries to fix as many as possible from the below reported warnings via remark-lint .

• warning Missing code language flag fenced-code-flag
• warning Remove 1 line before node no-consecutive-blank-lines
• warning Misaligned table fence table-pipe-alignment
• warning Incorrect list-item indent: remove 2 spaces list-item-indent remark-lint
• warning Missing blank line before block node no-missing-blank-lines
• warning Don’t use literal URLs without angle brackets no-literal-urls
• warning Marker style should be - unordered-list-marker-style
• warning Cell should be padded table-cell-padding
• warning Missing final pipe in table fence table-pipes
• warning Don’t use mixed indentation for children, add 2 spaces list-item-content-indent
• warning Don’t add a trailing : to headings no-heading-punctuation
• warning Rules should use --- rule-style
• warning Incorrect list-item indent: remove 1 space list-item-indent
• warning Do not use dollar signs before shell commands no-shell-dollars
• warning Don’t use emphasis to introduce a section, use a heading no-emphasis-as-heading
• warning Use spaces instead of hard-tabs no-tabs
• warning Heading levels should increment by one level at a time heading-increment
• warning Missing code language flag fenced-code-flag
• warning Incorrect list-item indent: remove 2 spaces list-item-indent
• warning Emphasis should use * as a marker emphasis-marker
• warning Move definitions to the end of the file (after the node at line 574) final-definition
• warning Don’t use multiple top level headings (10:1) no-multiple-toplevel-headings

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