Adding context manager to MapdlPool #7866

Job	Run time
Remote: Build & test MAPDL v24.1-ubuntu-student (Extended testing false)	2m 36s
Remote: Build & test MAPDL latest-ubuntu-student (Extended testing false)	2m 42s
Documentation style check	38s
Local: Build & test minimal setup on Ubuntu MAPDL v24.1-ubuntu-student (Extended testing false)	2m 26s
Local: Build & test on Ubuntu MAPDL v24.1-ubuntu-student (Extended testing false)	2m 26s
Local: Build & test minimal setup on Ubuntu MAPDL latest-ubuntu-student (Extended testing false)	2m 26s
Local: Build & test on Ubuntu MAPDL latest-ubuntu-student (Extended testing false)	2m 31s
Build and smoke test (ubuntu-latest \| Python 3.9) (Release=false)	1m 16s
Test julia implementation (1.10.2, ubuntu-latest)	1m 38s
Build and smoke test (ubuntu-latest \| Python 3.10) (Release=false)	1m 25s
Test julia implementation (1.10.2, windows-latest)	2m 34s
Build and smoke test (ubuntu-latest \| Python 3.11) (Release=false)	1m 23s
Local: Build & test on Windows	0s
Build and smoke test (ubuntu-latest \| Python 3.12) (Release=false)	1m 19s
Build and smoke test (windows-latest \| Python 3.9) (Release=false)	2m 19s
Build and smoke test (windows-latest \| Python 3.10) (Release=false)	2m 14s
Build and smoke test (windows-latest \| Python 3.11) (Release=false)	2m 23s
Build and smoke test (windows-latest \| Python 3.12) (Release=false)	2m 19s
Build documentation	2m 0s
Upload dev documentation	1s
Release	1s
Notify failed build	1s
Upload release documentation	1s
Deploy dev index docs	1s
Deploy stable docs index	1s
	36m 41s

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