Remove remaining parts concerning the manual build requirements

tests/test_conf2spec.py

@@ -15,24 +15,6 @@ def config_dir():
     return "tests/test_configs/"
 
 
-def test_manual_brs_are_loaded(config_dir):
-    config_path = config_dir + "customized_boutdata.conf"
-    config = conf2spec.ConfigFile(config_path)
-    expected = [
-        "python3dist(setuptools)",
-        "python3dist(setuptools-scm[toml]) >= 3.4",
-        "python3dist(setuptools-scm-git-archive)",
-        "python3dist(pytest)",
-    ]
-    assert config.get_list("manual_build_requires") == expected
-
-
-def test_no_manual_brs(config_dir):
-    config_path = config_dir + "customized_click.conf"
-    config = conf2spec.ConfigFile(config_path)
-    assert config.get_list("manual_build_requires") == []
-
-
 def test_long_description_is_split(config_dir):
     config_path = config_dir + "customized_jupyter-packaging.conf"
     config = conf2spec.ConfigFile(config_path)

tests/test_configs/customized_boutdata.conf

@@ -10,12 +10,6 @@ archive_name = "boutdata"
 description = '''
 Python interface for reading bout++ data files.
 '''
-manual_build_requires = [
-    "python3dist(setuptools)",
-    "python3dist(setuptools-scm[toml]) >= 3.4",
-    "python3dist(setuptools-scm-git-archive)",
-    "python3dist(pytest)",
-]
 
 test_method = "pytest"
 test_top_level = true

tests/test_configs/customized_tornado.conf

@@ -10,4 +10,3 @@ url = "http://www.tornadoweb.org/"
 source = "%{pypi_source tornado}"
 archive_name = "tornado"
 test_top_level = true
-manual_build_requires = ["gcc"]