fix: display warning when sending zero tokens

[sahar-fehri]

Description

This PR display a warning when the user attempts to send zero amount in tokens/native currency.

Manual testing steps

_1. Click on any token
_2. Click Send
_3. Enter zero as amount
_4. Click next and notice the display of warning.

Screenshots/Recordings

Before

After

Sending zero ETH

Sending zero token (DAI)

Not displayed when sending amount in ETH !== 0

Not displayed when sending amount of tokens different than zero

Related issues

_Fixes #MMASSETS-44

Pre-merge author checklist

• I’ve followed MetaMask Coding Standards.
• I've clearly explained:
  • What problem this PR is solving.
  • How this problem was solved.
  • How reviewers can test my changes.
• I’ve indicated what issue this PR is linked to: Fixes #???
• I’ve included tests if applicable.
• I’ve documented any added code.
• I’ve applied the right labels on the PR (see labeling guidelines).
• I’ve properly set the pull request status:
  • In case it's not yet "ready for review", I've set it to "draft".
  • In case it's "ready for review", I've changed it from "draft" to "non-draft".

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (12c9d97) 68.49% compared to head (dabe6ba) 68.50%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #21091      +/-   ##
===========================================
+ Coverage    68.49%   68.50%   +0.01%     
===========================================
  Files         1010     1010              
  Lines        40398    40412      +14     
  Branches     10788    10797       +9     
===========================================
+ Hits         27669    27683      +14     
  Misses       12729    12729              

Files	Coverage Δ
...nents/app/transaction-alerts/transaction-alerts.js	100.00% <100.00%> (ø)
...transaction-base/confirm-token-transaction-base.js	1.69% <ø> (ø)
...saction-base/confirm-transaction-base.component.js	56.60% <ø> (ø)

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[metamaskbot]

Builds ready [dabe6ba]

• builds: chrome, firefox
• builds (beta): chrome
• builds (flask): chrome, firefox
• builds (MMI): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Background Module Init Stats
• mv3: UI Init Stats
• mv3: Module Load Stats
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• code coverage: Report
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4
  • common: 0, 1, 2, 3, 4, 5, 6
  • content-script: 0
  • contentscript: contentscript
  • disable-console: disable-console
  • inpage: inpage
  • policy-load: policy-load
  • sentry-install: sentry-install
  • ui: 0, 1, 10, 11, 12, 2, 3, 4, 5, 6, 7, 8, 9

Page Load Metrics (925 ± 391 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	91	135	120	14	7
		domContentLoaded	73	133	108	16	8
		load	84	1946	925	815	391
		domInteractive	73	133	108	16	8

Bundle size diffs [🚨 Warning! Bundle size has increased!]

• background: 0 Bytes (0.00%)
• ui: 1.18 KiB (0.01%)
• common: 52 Bytes (0.00%)

[brad-decker]

Awesome :D