Remove code to deal with broken namespaces

[IndrajeetPatil]

Closes #1650

[codecov-commenter]

Codecov Report

Merging #1653 (e9df966) into main (35f50e6) will increase coverage by 0.21%.
The diff coverage is 94.44%.

❗ Current head e9df966 differs from pull request most recent head 02fb726. Consider uploading reports for the commit 02fb726 to get more accurate results

@@            Coverage Diff             @@
##             main    #1653      +/-   ##
==========================================
+ Coverage   98.27%   98.48%   +0.21%     
==========================================
  Files         100      101       +1     
  Lines        4394     4436      +42     
==========================================
+ Hits         4318     4369      +51     
+ Misses         76       67       -9     

Impacted Files	Coverage Δ
R/equals_na_linter.R	100.00% <ø> (ø)
R/expect_comparison_linter.R	100.00% <ø> (ø)
R/expect_identical_linter.R	100.00% <ø> (ø)
R/expect_length_linter.R	100.00% <ø> (ø)
R/expect_named_linter.R	100.00% <ø> (ø)
R/expect_not_linter.R	100.00% <ø> (ø)
R/expect_null_linter.R	100.00% <ø> (ø)
R/expect_s3_class_linter.R	100.00% <ø> (ø)
R/expect_true_false_linter.R	100.00% <ø> (ø)
R/expect_type_linter.R	100.00% <ø> (ø)
... and 7 more

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