Add missing bracket in summary of NGMRES and O-ACCEL

[devmotion]

Currently, the summary of these algorithms is missing or - depending on the initial intention - contains an undesired bracket:

...
    Algorithm:     Nonlinear GMRES preconditioned with Gradient Descent)
...

[github-actions]

Benchmark Results (Julia vlts)

Time benchmarks

	master	8f89253...	master / 8f89253...
multivariate/solvers/first_order/AdaMax	0.542 ± 0.0096 ms	0.544 ± 0.0087 ms	0.995 ± 0.024
multivariate/solvers/first_order/Adam	0.541 ± 0.0089 ms	0.544 ± 0.0091 ms	0.994 ± 0.023
multivariate/solvers/first_order/BFGS	0.261 ± 0.0081 ms	0.263 ± 0.0085 ms	0.996 ± 0.045
multivariate/solvers/first_order/ConjugateGradient	0.174 ± 0.003 ms	0.175 ± 0.0029 ms	0.996 ± 0.024
multivariate/solvers/first_order/GradientDescent	1.55 ± 0.012 ms	1.55 ± 0.011 ms	1 ± 0.01
multivariate/solvers/first_order/LBFGS	0.231 ± 0.0068 ms	0.234 ± 0.0083 ms	0.99 ± 0.046
multivariate/solvers/first_order/MomentumGradientDescent	2.17 ± 0.016 ms	2.17 ± 0.013 ms	1 ± 0.0096
multivariate/solvers/first_order/NGMRES	0.429 ± 0.011 ms	0.43 ± 0.012 ms	0.997 ± 0.036
time_to_load	0.41 ± 0.0032 s	0.412 ± 0.006 s	0.994 ± 0.016

Memory benchmarks

	master	8f89253...	master / 8f89253...
multivariate/solvers/first_order/AdaMax	0.34 k allocs: 7.16 kB	0.34 k allocs: 7.16 kB	1
multivariate/solvers/first_order/Adam	0.34 k allocs: 7.16 kB	0.34 k allocs: 7.16 kB	1
multivariate/solvers/first_order/BFGS	0.336 k allocs: 15 kB	0.336 k allocs: 15 kB	1
multivariate/solvers/first_order/ConjugateGradient	0.332 k allocs: 13.5 kB	0.332 k allocs: 13.5 kB	1
multivariate/solvers/first_order/GradientDescent	1.89 k allocs: 0.0713 MB	1.89 k allocs: 0.0713 MB	1
multivariate/solvers/first_order/LBFGS	0.317 k allocs: 14.2 kB	0.317 k allocs: 14.2 kB	1
multivariate/solvers/first_order/MomentumGradientDescent	2.24 k allocs: 0.077 MB	2.24 k allocs: 0.077 MB	1
multivariate/solvers/first_order/NGMRES	1.51 k allocs: 0.117 MB	1.51 k allocs: 0.117 MB	1
time_to_load	0.153 k allocs: 14.5 kB	0.153 k allocs: 14.5 kB	1

A plot of the benchmark results has been uploaded as an artifact at .

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.56%. Comparing base (b367149) to head (8f89253).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1204   +/-   ##
=======================================
  Coverage   87.56%   87.56%           
=======================================
  Files          45       45           
  Lines        3514     3514           
=======================================
  Hits         3077     3077           
  Misses        437      437           

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[pkofod]

good! benchmarks passed :D