exception linting

tests/consensus_spec/capella/test_fixture_state_transition_epoch.nim

@@ -5,6 +5,7 @@
 # * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
+{.push raises: [].}
 {.used.}
 
 import