gnu: Remove ruby-minitest-tu-shim.

* gnu/packages/ruby.scm (ruby-minitest-tu-shim): Delete variable.

This package is a leaf in Guix, unmaintained for 10 years.

Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

gnu/packages/ruby.scm

@@ -7991,52 +7991,6 @@ development of Ruby gems.")
     (home-page "https://github.com/flori/gem_hadar")
     (license license:expat)))
 
-(define-public ruby-minitest-tu-shim
-  (package
-    (name "ruby-minitest-tu-shim")
-    (version "1.3.3")
-    (source (origin
-              (method url-fetch)
-              (uri (rubygems-uri "minitest_tu_shim" version))
-              (sha256
-               (base32
-                "0xlyh94iirvssix157ng2akr9nqhdygdd0c6094hhv7dqcfrn9fn"))))
-    (build-system ruby-build-system)
-    (arguments
-     (list
-      #:phases
-      #~(modify-phases %standard-phases
-          (add-after 'unpack 'fix-test-include-path
-            (lambda* (#:key inputs #:allow-other-keys)
-              (let* ((minitest (assoc-ref inputs "ruby-minitest")))
-                (substitute* "Rakefile"
-                  (("Hoe\\.add_include_dirs .*")
-                   (string-append "Hoe.add_include_dirs \""
-                                  minitest "/lib/ruby/vendor_ruby"
-                                  "/gems/minitest-"
-                                  #$(package-version ruby-minitest-4)
-                                  "/lib" "\""))))))
-          (add-before 'check 'fix-test-assumptions
-            (lambda _
-              ;; The test output includes the file name, so a couple of tests
-              ;; fail.  Changing the regular expressions slightly fixes this
-              ;; problem.
-              (substitute* "test/test_mini_test.rb"
-                (("output.sub!\\(.*, 'FILE:LINE'\\)")
-                 "output.sub!(/\\/.+-[\\w\\/\\.]+:\\d+/, 'FILE:LINE')")
-                (("gsub\\(/.*, 'FILE:LINE'\\)")
-                 "gsub(/\\/.+-[\\w\\/\\.]+:\\d+/, 'FILE:LINE')")))))))
-    (propagated-inputs
-     (list ruby-minitest-4))
-    (native-inputs
-     (list ruby-hoe-3))
-    (synopsis "Adapter library between minitest and test/unit")
-    (description
-     "This library bridges the gap between the small and fast minitest and
-Ruby's large and slower test/unit.")
-    (home-page "https://rubygems.org/gems/minitest_tu_shim")
-    (license license:expat)))
-
 (define-public ruby-term-ansicolor
   (package
     (name "ruby-term-ansicolor")