User access tokens update (#913)
* Update security-tokens.md
Added line about Org API Tokens being deprecated
* Update security-tokens.md
* Update docs/hub/security-tokens.md
Co-authored-by: Mishig <dmishig@gmail.com>
* Update docs/hub/security-tokens.md
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Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
Co-authored-by: Mishig <dmishig@gmail.com>