Disable card saving by default in PaymentSheet

[skyler-stripe]

Summary

This unchecks the save card for future payments by default.

Motivation

Matching iOS behavior here: https://github.com/stripe-ios/stripe-ios/pull/661

In the future we can explore making this a configuration once we have a response from legal.

Testing

• Added tests
• Modified tests
• Manually verified

Changelog

This should be noted.

[github-actions]

Diffuse output:

OLD: paymentsheet-example-release-master.apk (signature: none)
NEW: paymentsheet-example-release-pr.apk (signature: none)

          │          compressed          │         uncompressed         
          ├───────────┬───────────┬──────┼───────────┬───────────┬──────
 APK      │ old       │ new       │ diff │ old       │ new       │ diff 
──────────┼───────────┼───────────┼──────┼───────────┼───────────┼──────
      dex │  11.9 MiB │  11.9 MiB │  0 B │  40.4 MiB │  40.4 MiB │  0 B 
     arsc │   1.6 MiB │   1.6 MiB │  0 B │   1.6 MiB │   1.6 MiB │  0 B 
 manifest │   2.6 KiB │   2.6 KiB │  0 B │  10.8 KiB │  10.8 KiB │  0 B 
      res │ 697.1 KiB │ 697.1 KiB │  0 B │   1.1 MiB │   1.1 MiB │  0 B 
    asset │  77.7 KiB │  77.7 KiB │ -1 B │ 109.2 KiB │ 109.1 KiB │ -1 B 
    other │  78.3 KiB │  78.3 KiB │ +2 B │   154 KiB │   154 KiB │  0 B 
──────────┼───────────┼───────────┼──────┼───────────┼───────────┼──────
    total │  14.3 MiB │  14.3 MiB │ +1 B │  43.3 MiB │  43.3 MiB │ -1 B 


         │          raw           │           unique            
         ├────────┬────────┬──────┼────────┬────────┬───────────
 DEX     │ old    │ new    │ diff │ old    │ new    │ diff      
─────────┼────────┼────────┼──────┼────────┼────────┼───────────
   files │      3 │      3 │    0 │        │        │           
 strings │ 188175 │ 188175 │    0 │ 170172 │ 170172 │ 0 (+0 -0) 
   types │  32855 │  32855 │    0 │  30848 │  30848 │ 0 (+0 -0) 
 classes │  28463 │  28463 │    0 │  28463 │  28463 │ 0 (+0 -0) 
 methods │ 165291 │ 165291 │    0 │ 160395 │ 160395 │ 0 (+0 -0) 
  fields │ 121281 │ 121281 │    0 │ 120608 │ 120608 │ 0 (+0 -0) 


 ARSC    │ old  │ new  │ diff 
─────────┼──────┼──────┼──────
 configs │  297 │  297 │  0   
 entries │ 5387 │ 5387 │  0

APK

   compressed   │  uncompressed  │                                                       
─────────┬──────┼─────────┬──────┤                                                       
 size    │ diff │ size    │ diff │ path                                                  
─────────┼──────┼─────────┼──────┼───────────────────────────────────────────────────────
   186 B │ +2 B │     6 B │  0 B │ ∆ META-INF/androidx.activity_activity-compose.version 
 5.4 KiB │ -1 B │ 5.3 KiB │ -1 B │ ∆ assets/dexopt/baseline.prof                         
─────────┼──────┼─────────┼──────┼───────────────────────────────────────────────────────
 5.6 KiB │ +1 B │ 5.3 KiB │ -1 B │ (total)