Fix some issues around keyword arguments

[mtfishman]

No description provided.

[codecov-commenter]

Codecov Report

Merging #114 (147d8e4) into main (fd19eef) will increase coverage by 0.19%.
Report is 2 commits behind head on main.
The diff coverage is 88.23%.

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@@            Coverage Diff             @@
##             main     #114      +/-   ##
==========================================
+ Coverage   78.74%   78.93%   +0.19%     
==========================================
  Files          65       65              
  Lines        3726     3713      -13     
==========================================
- Hits         2934     2931       -3     
+ Misses        792      782      -10     

Files	Coverage Δ
src/abstractitensornetwork.jl	85.68% <100.00%> (ø)
src/gauging.jl	100.00% <100.00%> (ø)
src/treetensornetworks/solvers/contract.jl	91.30% <100.00%> (ø)
src/treetensornetworks/solvers/dmrg.jl	100.00% <100.00%> (ø)
src/treetensornetworks/solvers/dmrg_x.jl	100.00% <100.00%> (ø)
src/treetensornetworks/solvers/linsolve.jl	100.00% <ø> (+40.00%)	⬆️
src/treetensornetworks/solvers/update_step.jl	82.85% <100.00%> (ø)
src/treetensornetworks/solvers/applyexp.jl	0.00% <0.00%> (ø)
src/treetensornetworks/solvers/tdvp.jl	72.41% <80.00%> (+4.15%)	⬆️

[mtfishman]

@JoeyT1994 this fixes the test errors caused by stricter keyword argument handling introduced in ITensor/ITensors.jl#1226.