fix: set posting time during restore

[ravibharathi656]

Issue:

When an invoice is created on older date and later deleted, restoring it on the current date throws a validation error.

Ref: #55735,

Part of: #35363

Steps to replicate the issue:

1. Create an invoice with a date, and a due date is set as 1/12/25 without enabling Edit Posting Date and Time
2. Save the invoice and delete it
3. Restore the deleted document. It throws a validation error

Deleted Document:

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.01%. Comparing base (7c6f0e4) to head (a55092d).
⚠️ Report is 6 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #51222      +/-   ##
===========================================
+ Coverage    78.99%   79.01%   +0.01%     
===========================================
  Files         1176     1176              
  Lines       120290   120308      +18     
===========================================
+ Hits         95027    95058      +31     
+ Misses       25263    25250      -13     

Files with missing lines	Coverage Δ
erpnext/utilities/transaction_base.py	77.08% <100.00%> (ø)

... and 4 files with indirect coverage changes

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