Fix end to end tests.

[jaynewstrom-stripe]

Summary

We were getting errors that the card was expired.

[github-actions]

Diffuse output:

OLD: paymentsheet-example-release-master.apk (signature: V1, V2)
NEW: paymentsheet-example-release-pr.apk (signature: V1, V2)

          │          compressed          │        uncompressed        
          ├───────────┬───────────┬──────┼──────────┬──────────┬──────
 APK      │ old       │ new       │ diff │ old      │ new      │ diff 
──────────┼───────────┼───────────┼──────┼──────────┼──────────┼──────
      dex │     4 MiB │     4 MiB │  0 B │  8.7 MiB │  8.7 MiB │  0 B 
     arsc │   2.3 MiB │   2.3 MiB │  0 B │  2.3 MiB │  2.3 MiB │  0 B 
 manifest │   5.1 KiB │   5.1 KiB │  0 B │ 25.7 KiB │ 25.7 KiB │  0 B 
      res │ 910.3 KiB │ 910.3 KiB │  0 B │  1.4 MiB │  1.4 MiB │  0 B 
   native │   2.6 MiB │   2.6 MiB │  0 B │    6 MiB │    6 MiB │  0 B 
    asset │   1.6 MiB │   1.6 MiB │  0 B │  1.6 MiB │  1.6 MiB │  0 B 
    other │   1.4 MiB │   1.4 MiB │ +6 B │  1.6 MiB │  1.6 MiB │  0 B 
──────────┼───────────┼───────────┼──────┼──────────┼──────────┼──────
    total │  12.7 MiB │  12.7 MiB │ +6 B │ 21.7 MiB │ 21.7 MiB │  0 B 

 DEX     │ old   │ new   │ diff      
─────────┼───────┼───────┼───────────
   files │     1 │     1 │ 0         
 strings │ 41101 │ 41101 │ 0 (+0 -0) 
   types │ 14216 │ 14216 │ 0 (+0 -0) 
 classes │ 11873 │ 11873 │ 0 (+0 -0) 
 methods │ 60380 │ 60380 │ 0 (+0 -0) 
  fields │ 40529 │ 40529 │ 0 (+0 -0) 

 ARSC    │ old  │ new  │ diff 
─────────┼──────┼──────┼──────
 configs │  243 │  243 │  0   
 entries │ 6245 │ 6245 │  0

APK

   compressed    │   uncompressed   │                                           
──────────┬──────┼───────────┬──────┤                                           
 size     │ diff │ size      │ diff │ path                                      
──────────┼──────┼───────────┼──────┼───────────────────────────────────────────
 50.3 KiB │ +6 B │ 118.8 KiB │  0 B │ ∆ META-INF/MANIFEST.MF                    
    272 B │ +1 B │     120 B │  0 B │ ∆ META-INF/version-control-info.textproto 
  1.2 KiB │ -1 B │   1.2 KiB │  0 B │ ∆ META-INF/CERT.RSA                       
──────────┼──────┼───────────┼──────┼───────────────────────────────────────────
 51.7 KiB │ +6 B │ 120.1 KiB │  0 B │ (total)