[Blueprint] Remove `Delete Icon` from Graph View

[saithsab877]

Problem:

• Remove delete icon from graph view. Delete is already at the bottom of the sidebar

closes: #2367

Issue ticket number and link:

• Ticket Number: [ 2367 ]
• Link: [ https://github.com/stakwork/sphinx-nav-fiber/issues/2367 ]

Evidence:

[saithsab877]

Hi @tomsmith8, @Rassl, Please review this PR.