docs: Fix the install-service.ps1 file name for windows

[wonseop]

Motivation/summary

After 8.5.0, the file name was changed from install-service-apm-server.ps1 to install-service.ps1, but it was not modified in the document. The file name of the apm-server installation document for Windows has been corrected.

Checklist

• Documentation has been updated

[mergify]

This pull request does not have a backport label. Could you fix it @wonseop? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-7.17 is the label to automatically backport to the 7.17 branch.
• backport-8./d is the label to automatically backport to the 8./d branch. /d is the digit.

NOTE: backport-skip has been added to this pull request.

[carsonip]

Thank you!

[carsonip]

Hi @wonseop , all commits are required to be signed. In the PR, the commit by @refarde is not signed. Is it possible for you / @refarde to get it signed in order to merge the PR? Thanks

[wonseop]

I am so sorry. I accidentally closed the PR while operating it with my cell phone. It may be inconvenient, but please understand that I will reopen PR.

[wonseop]

Hi @wonseop , all commits are required to be signed. In the PR, the commit by @refarde is not signed. Is it possible for you / @refarde to get it signed in order to merge the PR? Thanks

@refarde is my sub-account. Now I don't know how to sign that commit. If you wish, I will remove the PR and create a new PR so that all commits can be verified.

[carsonip]

@wonseop Feel free to create a new PR with signed commits. Thanks for going through the trouble.

[wonseop]

I'll close this PR and open a new one.