[Table Properties] Add icons for each column name and type on column property page

[Zhirong2022]

Describe the bug

Open VSC SAS Extension base on Main branch. Run some SAS code to create a table. Open column property page, it would be a shortcut to identify a column property to use icons.

Steps to reproduce

1.Open VSC
2.New a .sas file
3.Type some code
4.run code
5.Open column property page

SAS code (if applicable)

data work.test;
    input Date: Date9. Country :$13. Actual: 10. Name: $1000.;
    datalines;
08May2017 USA 1000000 test
;

Expected behavior

It would be a helpful to use icons to identify a column property

Screenshots

Client OS

No response

Extension version

v1.17.0

SAS version

No response

Additional context

No response