fix: in-code documentation phrasing

Author: cmeesters

snakemake_executor_plugin_slurm/__init__.py

@@ -821,8 +821,9 @@ def cancel_jobs(self, active_jobs: List[SubmittedJobInfo]):
                 scancel_command = f"scancel {jobids}"
 
                 # Adding the --clusters=all flag, if we submitted to more than one
-                # cluster. Issue #397 mentions that this flag is not available in
-                # older SLURM versions, but we assume that multicluster setups will
+                # cluster (assuming that choosing _a_ cluster is enough to fullfil
+                # this criterion). Issue #397 mentions that this flag is not available
+                # in older SLURM versions, but we assume that multicluster setups will
                 # usually run on a recent version of SLURM.
                 if self._submitted_job_clusters:
                     scancel_command += " --clusters=all"