Fixed monaco suggestions

[elsoazemelet]

Bugfix. Bug description can be found in original ticket.

Key fatures fixed:

• Monaco should display correct adressing of element specific function suggestions (e.g.: self:potmeter_value on elements, and element[0]:potmeter_value)
• Monaco should display each suggestion once

Closes #934

[github-actions]

Visit the preview URL for this PR (updated for commit 21d88d5):

https://grid-editor-web--pr1007-bug-suggestions-psw3cmpy.web.app

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[Greg-Orca]

Test failed

After element[x] , the suggestion still includes self:, but it's a syntax error. It should suggest without self: in this case

[elsoazemelet]

Test failed

After element[x] , the suggestion still includes self:, but it's a syntax error. It should suggest without self: in this case

Out of scope of this ticket, possibly intended working? Needs discussin with @SukuWc

[Greg-Orca]

Discussed with @SukuWc. It should be displayed without self:

[Greg-Orca]

Syntax highlighting is different. The functions were yellow before, but now only the global functions are yellow.

[Greg-Orca]

functions are not highlighted in yellow color

[Greg-Orca]

Test Passed