fix tls test

[zirain]

fixes: #6029

[zirain]

nit: this's not used anywhere

[zirain]

used separeated EnvoyConfig instead of patch the shared one(proxy-config).

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 70.45%. Comparing base (8455177) to head (5159956).
⚠️ Report is 1186 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6032      +/-   ##
==========================================
- Coverage   70.45%   70.45%   -0.01%     
==========================================
  Files         217      217              
  Lines       36038    36038              
==========================================
- Hits        25392    25390       -2     
- Misses       9140     9143       +3     
+ Partials     1506     1505       -1     

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[zirain]

use a new service name instead of overriding the one with same name in manifests.