Keep going if fetching secrets on a missing non TEE SMS

[jeremyjams]

If SMS/CAS url is invalid, even a non TEE task will fail when fetching secrets (no matching constant [-1])

[jeremyjams]

(1) If SMS/CAS url is invalid, even a non TEE task will fail when fetching secrets:
While it did happen on previous worker versions, fresh worker versions won't fire any call to a SMS while computing a Standard tasks.
Here is the single part calling a SMS which occures while computing a TEE task :

iexec-worker/src/main/java/com/iexec/worker/compute/pre/PreComputeService.java

Line 72 in 197dbc1

String secureSessionId = smsService.createTeeSession(workerpoolAuth);

(2) fetching secrets on a missing non TEE SMS
Non-TEE SMS aren't supported on iExec.