[PdrDashboard, v0.2] Improve Predictoors Table

[kdetry]

Parent: #1357

Enhance the Predictoors table by shortening the user column values, adding columns for profit, accuracy, and average stake, and sorting the table by profit by default.

DoD

Shorten User Column Values:

• Display only the first and last few characters of the user column values to make them shorter and more readable.

Add Columns:

• Calculate profit, ACC and avg stake for every predictoor
• Add columns for profit, accuracy, and average stake to the table.

Default Sorting:

• Sort the table by the profit column by default.