Update copilot_o4_mini status in supported models (#56854)

Co-authored-by: Jules <19994093+jules-p@users.noreply.github.com>

Author: Sharra-writes

content/copilot/reference/ai-models/supported-models.md

@@ -43,7 +43,7 @@ This table lists the AI models available in {% data variables.product.prodname_c
 | {% data variables.copilot.copilot_gpt_5_mini %}                | OpenAI    | {% data variables.release-phases.public_preview_caps %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
 | {% data variables.copilot.copilot_gpt_5 %}                     | OpenAI    | {% data variables.release-phases.public_preview_caps %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
 | {% data variables.copilot.copilot_o3 %}                        | OpenAI    | {% data variables.release-phases.public_preview_caps %} | {% octicon "x" aria-label="Not included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
-| {% data variables.copilot.copilot_o4_mini %}                   | OpenAI    | {% data variables.release-phases.public_preview_caps %} | {% octicon "x" aria-label="Not included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
+| {% data variables.copilot.copilot_o4_mini %}                   | OpenAI    | {% data variables.release-phases.public_preview_caps %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
 | {% data variables.copilot.copilot_claude_opus_41 %}            | Anthropic | {% data variables.release-phases.public_preview_caps %} | {% octicon "x" aria-label="Not included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
 | {% data variables.copilot.copilot_claude_opus %}               | Anthropic | GA | {% octicon "x" aria-label="Not included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |
 | {% data variables.copilot.copilot_claude_sonnet_35 %}          | Anthropic | GA | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} | {% octicon "check" aria-label="Included" %} |