[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

executorlib/backend/__init__.py

@@ -3,4 +3,4 @@
 receive the Python functions for execution. The backends are divided based on two criteria, once whether they are using
 the file based cache as it is employed by the FluxClusterExecutor and SlurmClusterExecutor versus the interactive
 interface and secondly whether the submitted Python function is executed MPI parallel or in serial.
-"""
+"""

executorlib/executor/__init__.py

@@ -2,4 +2,4 @@
 The executor module provides five different executor classes the user interacts with, namely: SingleNodeExecutor,
 SlurmClusterExecutor, FluxClusterExecutor, SlurmJobExecutor and FluxJobExecutor. In addition, it includes a BaseExecutor
 class to validate a given executor object is based on executorlib.
-"""
+"""

executorlib/task_scheduler/__init__.py

@@ -1,4 +1,4 @@
 """
 The task schedulers are used inside executorlib to distribute Python functions for execution, the following task
 schedulers are available: BlockAllocationTaskScheduler, DependencyTaskScheduler, FileTaskScheduler and OneProcessTaskScheduler.
-"""
+"""