87 remove datasets - decrease package size

[m7pr]

In the spirit of package size reduction insightsengineering/nestdevs-tasks#87
I replaced all the calls for tmg datasets with their respective datasets from teal.data.
This way we no longer need to have datasets copies in tmg.

[github-actions]

Code Coverage Summary

Filename              Stmts    Miss  Cover    Missing
------------------  -------  ------  -------  -------------------------------------------------------------------------------------------------------------------------------
R/adtteSpec.R           171     124  27.49%   256-404
R/assaySpec.R            54      40  25.93%   104-147
R/barplot.R             188     152  19.15%   39-66, 129-280
R/boxplot.R             190     159  16.32%   40-67, 125-279
R/checkmate.R            18       9  50.00%   110-118
R/experimentSpec.R       91      58  36.26%   97, 215-284
R/forestplot.R          214     186  13.08%   60-94, 154-329
R/geneSpec.R            257     154  40.08%   154-169, 296-481
R/km.R                  208     174  16.35%   63-94, 158-328
R/pca.R                 367     284  22.62%   34-56, 165-477
R/quality.R             320     247  22.81%   18-110, 208-454
R/sampleVarSpec.R       237     104  56.12%   300, 319-328, 334-341, 343, 351-363, 365-366, 368, 371, 379-383, 385-400, 405-429, 432-436, 438, 445-455, 457-458, 466, 511-528
R/scatterplot.R         181     148  18.23%   39-65, 127-273
R/utils.R                16       0  100.00%
R/volcanoplot.R         204     174  14.71%   34-57, 113-293
R/zzz.R                   2       2  0.00%    2-3
TOTAL                  2718    2015  25.86%

Diff against main

Filename      Stmts    Miss  Cover
----------  -------  ------  --------
TOTAL             0       0  +100.00%

Results for commit: be7d89e

Minimum allowed coverage is 80%

♻️ This comment has been updated with latest results

[github-actions]

Unit Tests Summary

 1 files  15 suites   9s ⏱️
56 tests 43 ✅ 13 💤 0 ❌
94 runs  81 ✅ 13 💤 0 ❌

Results for commit be7d89e.

♻️ This comment has been updated with latest results.

[llrs-roche]

LGTM!

I couldn't check this locally (problems from the proxy to connect to Bioconductor to install dependencies) but the changes look good