Resizable columns with virtual scroll doesn't work with p-treeTable

[AlexStefan]

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Plunkr Case (Bug Reports)
Please demonstrate your case at stackblitz by using the issue template below. Issues without a test case have much less possibility to be reviewd in detail and assisted.

Stackblitz with primeng 10.0.3
Stackblitz with primeng 11.0.0 rc

Current behavior
If you have a treetable with both the resizable columns and virtual scroll when trying to resize a column, app crashes.

Expected behavior
The resize should not crash.

Minimal reproduction of the problem with instructions
Try to resize a column.

What is the motivation / use case for changing the behavior?
n/a

Please tell us about your environment:
Stackblitz provided above

• Angular version: 5.X
  11.0

• PrimeNG version: 5.X
  10.0.3 and 11.0.0 rc1

[AlexStefan]

Also this seems connected with this: #8885, which was just close :(

[yigitfindikli]

Fixed in 3d9cacf . Thanks for detailed report @AlexStefan.

[AlexStefan]

Awesome! Thank you for fixing it!

[yigitfindikli]

@AlexStefan You're welcome :) Always happy to help!

[AlexStefan]

offtopic a bit: @yigitfindikli can you please also check #9358 would be really helpful?