Fix splitting of SCF steps when using SIRIUS

SIRIUS enabled QE produces a slightly different output file. This commit
contains a small fix that enables to split at least the scf steps of a
relaxation, which would otherwise be missing in the trajectory.

src/aiida_quantumespresso/parsers/parse_raw/pw.py

@@ -512,7 +512,10 @@ def parse_stdout(stdout, input_parameters, parser_options=None, parsed_xml=None,
     # (cell, initial positions, kpoints, ...) and I skip them.
     # In case, parse for them before this point.
     # Put everything in a trajectory_data dictionary
-    relax_steps = stdout.split('Self-consistent Calculation')[1:]
+    if 'Self-consistent Calculation' in stdout:
+        relax_steps = stdout.split('Self-consistent Calculation')[1:]
+    elif 'running SCF ground state' in stdout: # SIRIUS
+        relax_steps = stdout.split('running SCF ground state')[1:]
     relax_steps = [i.split('\n') for i in relax_steps]
 
     # now I create a bunch of arrays for every step.