Update conftest.py to switch mapdl.tbdat to mapdl.tbdata (#3362)

* Update conftest.py

fixing newly added mapdl.tbdat to mapdl.tbdata to fix the following

[ERROR] TestFieldComponentValueGetter.test_temp - E           AttributeError: 'MapdlGrpc' object has no attribute 'tbdat'
[ERROR] TestFieldComponentValueGetter.test_pressure - E           AttributeError: 'MapdlGrpc' object has no attribute 'tbdat'
[ERROR] TestFieldComponentValueGetter.test_volt - E           AttributeError: 'MapdlGrpc' object has no attribute 'tbdat'
[ERROR] TestFieldComponentValueGetter.test_mag - E           AttributeError: 'MapdlGrpc' object has no attribute 'tbdat'

* chore: adding changelog file 3362.miscellaneous.md

---------

Co-authored-by: pyansys-ci-bot <92810346+pyansys-ci-bot@users.noreply.github.com>

doc/changelog.d/3362.miscellaneous.md

@@ -0,0 +1 @@
+Update conftest.py to switch mapdl.tbdat to mapdl.tbdata

tests/conftest.py

@@ -702,7 +702,7 @@ def box_with_fields(cleared, mapdl):
     mapdl.mp("murx", 1, 1)
     if mapdl.version >= 25.1:
         mapdl.tb("pm", 1, "", "", "perm")
-        mapdl.tbdat("", 0)
+        mapdl.tbdata("", 0)
 
     mapdl.et(1, "SOLID70")
     mapdl.et(2, "CPT215")