fix(AlertReports): preventing reset of notification settings when method does not change

[fisjac]

SUMMARY

When selecting a method for notification settings in the alerts and reports modal, the notification settings are deleted when the same method is selected. This PR addresses this issue by preventing an update to the notificationSettings when no the method value has not changed.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

Before:
https://www.loom.com/share/9f9829e8877a444db074e6f8ce0f669f?sid=1e4fe88d-4075-4b6a-9dc0-50749316baa2

After:
https://www.loom.com/share/906d409dfbd14d56ab2e4e0ee0f1c799?sid=8464d755-954b-4787-a9d1-4942258b2f49

TESTING INSTRUCTIONS

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags: ALERT_REPORTS
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 67.44%. Comparing base (ae29427) to head (1c9def4).
Report is 5 commits behind head on master.

Files	Patch %	Lines
.../features/alerts/components/NotificationMethod.tsx	0.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #27556      +/-   ##
==========================================
+ Coverage   67.36%   67.44%   +0.07%     
==========================================
  Files        1909     1910       +1     
  Lines       74744    74799      +55     
  Branches     8329     8346      +17     
==========================================
+ Hits        50352    50446      +94     
+ Misses      22342    22301      -41     
- Partials     2050     2052       +2     

Flag	Coverage Δ
javascript	57.38% <0.00%> (+0.16%)	⬆️

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[fisjac]

Closing in favor of another PR to address upstream issue #27668

[fisjac]

Resolved in the following PR:
#27668