Analytical_oM: Elevate Graph objects from Elements sub folder to own primary folder

[FraserGreenroyd]

Fixes #1261

[bhombot-ci]

@FraserGreenroyd just to let you know, I have provided a check-installer result to this Pull Request as it was detected to be linked to other Pull Requests in a series. The comment which triggered this check came from @FraserGreenroyd on BHoM_Engine

[FraserGreenroyd]

@BHoMBot check versioning
@BHoMBot check installer

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

• check versioning
• check installer

[FraserGreenroyd]

@BHoMBot check compliance

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

• check code-compliance
• check documentation-compliance
• check project-compliance
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There are 1 requests in the queue ahead of you.

[Tom-Kingstone]

On code review: the changes made follow the original issue as set out, and seeing as the bot likes the versioning, I'm happy to approve this.

[FraserGreenroyd]

@BHoMBot check core
@BHoMBot check serialisation

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

• check core
• check serialisation

[FraserGreenroyd]

@BHoMBot check ready-to-merge

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

• check ready-to-merge

There are 4 requests in the queue ahead of you.

[FraserGreenroyd]

@BHoMBot check ready-to-merge

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

• check ready-to-merge

There are 1 requests in the queue ahead of you.