Fixing example for submission

[kgoldfeld]

Example for genCorFlex exceeded runtime requirements for CRAN. Changed it to dontrun.

[github-actions[bot]]

This is how benchmark results would change (along with a 95% confidence interval in relative change) if c1e24c6486208b6b49fd0dd7ad7c89e0da9304fd is merged into main:

•   :ballot_box_with_check:define_data: 15.4ms -> 15.4ms [-2.34%, +1.44%]
•   :ballot_box_with_check:dist_beta: 211ms -> 211ms [-5.83%, +5.96%]
•   :ballot_box_with_check:dist_binary: 8.36ms -> 8.43ms [-1.65%, +3.38%]
•   :ballot_box_with_check:dist_binomial: 13ms -> 12.9ms [-2.52%, +1.78%]
•   :ballot_box_with_check:dist_categorical: 59.8ms -> 60ms [-0.88%, +1.41%]
•   :ballot_box_with_check:dist_exponential: 8.82ms -> 8.79ms [-1.49%, +0.95%]
•   :ballot_box_with_check:dist_gamma: 16.3ms -> 16.2ms [-3.16%, +2.2%]
•   :ballot_box_with_check:dist_mixture: 220ms -> 220ms [-2%, +1.23%]
•   :ballot_box_with_check:dist_normal: 10.6ms -> 10.4ms [-2.96%, +0.04%]
•   :ballot_box_with_check:gen_all_dists: 49.5ms -> 49.5ms [-2.07%, +1.89%] Further explanation regarding interpretation and methodology can be found in the documentation.