Fix export templates from user's template

[hellt]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 51.93%. Comparing base (2c249b2) to head (72805c2).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
clab/export.go	50.00%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2240      +/-   ##
==========================================
- Coverage   51.94%   51.93%   -0.01%     
==========================================
  Files         172      172              
  Lines       12658    12661       +3     
==========================================
+ Hits         6575     6576       +1     
- Misses       5175     5176       +1     
- Partials      908      909       +1     

Files with missing lines	Coverage Δ
clab/export.go	70.49% <50.00%> (-1.93%)	⬇️