ci(nlos): unsuppress strict Xcode diagnostics

Author: ruvnet

.github/workflows/consumer-nlos-ci.yml

@@ -154,6 +154,7 @@ jobs:
           -destination 'generic/platform=iOS Simulator'
           CODE_SIGNING_ALLOWED=NO
           SWIFT_STRICT_CONCURRENCY=complete
+          SWIFT_SUPPRESS_WARNINGS=NO
           SWIFT_TREAT_WARNINGS_AS_ERRORS=YES
           build