fix: update font label in token details (#29710)

## **Description**

Update font for token details label.

## **Changelog**

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CHANGELOG entry: Update font for token details label


## **Related issues**

Fixes: null

## **Manual testing steps**

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Feature: my feature name

  Scenario: user [verb for user action]
    Given [describe expected initial app state]

    When user [verb for user action]
    Then [describe expected outcome]
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  - Ideally on a mid-range device; emulator is acceptable
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to import wallets with many accounts and tokens
- [ ] I've instrumented key operations with Sentry traces for production
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[`addToken`](/app/components/Views/AddAsset/components/AddCustomToken/AddCustomToken.tsx#L274)
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<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> **Low Risk**
> Low risk UI-only typography change that does not affect navigation,
data, or analytics behavior.
> 
> **Overview**
> Updates the `SecurityTrustEntryCard` result label styling by switching
from `TextVariant.HeadingMd` with a hard-coded `600` weight to
`TextVariant.BodyMd` with `FontWeight.Medium`, aligning the label’s
typography with the design system.
> 
> <sup>Reviewed by [Cursor Bugbot](https://cursor.com/bugbot) for commit
827c6b1. Bugbot is set up for automated
code reviews on this repo. Configure
[here](https://www.cursor.com/dashboard/bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

Author: sahar-fehri

app/components/UI/SecurityTrust/components/SecurityTrustEntryCard/SecurityTrustEntryCard.tsx

@@ -124,9 +124,9 @@ const SecurityTrustEntryCard: React.FC<SecurityTrustEntryCardProps> = ({
         )}
       </Box>
       <Text
-        variant={TextVariant.HeadingMd}
+        variant={TextVariant.BodyMd}
         color={config.textColor}
-        fontWeight={'600' as FontWeight}
+        fontWeight={FontWeight.Medium}
       >
         {config.label}
       </Text>