fix: filename argument handling in single battery cell workflow (#4441)

Resolved an issue where the filename argument was not being passed
correctly.
Updated the workflow script to ensure proper argument parsing and usage.

---------

Co-authored-by: pyansys-ci-bot <[email protected]>

Author: MohammedAnsys

doc/changelog.d/4441.fixed.md

@@ -0,0 +1 @@
+Filename argument handling in single battery cell workflow

examples/00-fluent/single_battery_cell_workflow.py

@@ -332,7 +332,7 @@
 # Save case file for ROM simulation
 solver.settings.file.write_case(file_name="unit_battery.cas.h5")
 # Save case and data for short circuit simulation
-solver.settings.file.write_case_data(file_name=" ntgk")  # Save case data
+solver.settings.file.write_case_data(file_name="ntgk")  # Save case data
 
 # %%
 # .. image:: ../../_static/Single_Battery_Cell_1.png
@@ -532,7 +532,7 @@
 #    :alt: Negative Current Vector Plot
 # Negative current vector plot after short circuit.
 
-vector_positive = vectors.create("vector_positive_current")
+vector_positive = vector.create("vector_positive_current")
 vector_positive.vector_field = "current-density-jp"
 vector_positive.field = "current-magnitude"
 vector_positive.surfaces_list = [