Updated the UI for docs Plugin#5

Almoizs-1310 wants to merge 1 commit intoMC-4102-improve-performance-of-inserting-diagram-in-google-doc-plugin-and-add-analyticsMermaid-Chart/google-plugin:MC-4102-improve-performance-of-inserting-diagram-in-google-doc-plugin-and-add-analyticsfrom

PLUG-1-improve-the-navigation-ans-diagram-selection-ui-for-google-doc-pluginMermaid-Chart/google-plugin:PLUG-1-improve-the-navigation-ans-diagram-selection-ui-for-google-doc-pluginCopy head branch name to clipboard