[FEATURE] TracingGanttChart: add search functionality

[andreasgerstmayr]

Description

Add search functionality to the TracingGanttChart. It searches in the following fields:

• service name
• span name
• Span ID
• span and resource attributes (keys and values)

Screenshots

ganttchart_search.mp4

Checklist

• Pull request has a descriptive title and context useful to a reviewer.
• Pull request title follows the [<catalog_entry>] <commit message> naming convention using one of the
  following catalog_entry values: FEATURE, ENHANCEMENT, BUGFIX, BREAKINGCHANGE, DOC,IGNORE.
• All commits have DCO signoffs.

UI Changes

• Changes that impact the UI include screenshots and/or screencasts of the relevant changes.
• Code follows the UI guidelines.