docs: remove `thispagetitle` meta tag and add default #9205

Job	Run time
Check the name of the commit	5s
Check the name of the branch	3s
Documentation style doc	25s
ubuntu-latest \| Py 3.10 \| Rel false	1m 2s
Documentation style examples	20s
Update CHANGELOG (on release)	0s
ubuntu-latest \| Py 3.11 \| Rel false	1m 3s
ubuntu-latest \| Py 3.12 \| Rel false	1m 18s
windows-latest \| Py 3.10 \| Rel false	2m 7s
Build test matrix for minimal and local	8s
windows-latest \| Py 3.11 \| Rel false	2m 5s
windows-latest \| Py 3.12 \| Rel false	2m 1s
Build remote test matrix	9s
Julia 1.10.3 \| ubuntu-latest	1m 31s
Julia 1.10.3 \| windows-latest	2m 19s
Local: Build & test on Windows	0s
Julia 1.10.4 \| ubuntu-latest	1m 31s
Julia 1.10.4 \| windows-latest	2m 6s
Build documentation	1m 52s
Remote: ${{ matrix.mapdl-version }}	1s
Local-min: ${{ matrix.mapdl-version }}	1s
Local: ${{ matrix.mapdl-version }}	1s
Upload dev documentation	1s
Package library	1s
Notify failed build	1s
Deploy dev index docs	1s
Release project	1s
Upload release documentation	1s
Deploy stable docs index	1s
	20m 15s

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