Constant String data display in decompiler panel

[Escapingbug]

Describe the bug
Currently when a data (global data) is actually a string, the decompiler panel displays only the name of that data instead of the string literal.

To Reproduce
Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
The string literal should be displayed instead of the data name.

Screenshots

Attachments
If applicable, please attach any files that caused problems or log files generated by the software.

Environment (please complete the following information):

• OS: [e.g. macOS 10.14.2]
• Java Version: [e.g. 11.0]
• Ghidra Version: [e.g. 9.1.2]
• Ghidra Origin: [e.g. official ghidra-sre.org distro, third party distro, locally built]

Additional context
Add any other context about the problem here.