Remove devel package and make check target

The devel package and the make check target are now dead code, with the
testsuite requiring other setup, which means using make is not going to
help.

Makefile

@@ -31,12 +31,6 @@ install:
 	  $(DESTDIR)$(pkgdatadir)/metrics/grafana/provisioning/dashboards.yaml \
 	  $(DESTDIR)$(unitdir)/osrt-metrics-telegraf.service
 
-check: test
-
-test:
-	# to see more add -v -d -s --nologcapture
-	$(wildcard /usr/bin/nosetests-2.*) -c .noserc
-
 package:
 	touch dist/package/$(package_name).changes
 	tar -cJf dist/package/$(package_name)-0.tar.xz --exclude=.git* --exclude=dist/package/*.tar.xz --transform 's,^\.,$(package_name)-0,' .
@@ -45,4 +39,4 @@ package-clean:
 	rm -f dist/package/$(package_name).changes
 	rm -f dist/package/$(package_name).tar.xz
 
-.PHONY: all install test check
+.PHONY: all install

dist/package/openSUSE-release-tools.spec

@@ -82,19 +82,6 @@ Tools to aid in staging and release work for openSUSE/SUSE
 The toolset consists of a variety of stand-alone scripts, review bots, osc
 plugins, and automation aids.
 
-%package devel
-Summary:        Development requirements for openSUSE-release-tools
-Group:          Development/Tools/Other
-BuildArch:      noarch
-Requires:       libxml2-tools
-Requires:       python3-httpretty
-Requires:       python3-mock
-Requires:       python3-nose
-
-%description devel
-Development requirements for openSUSE-release-tools to be used in conjunction
-with a git clone of the development repository available from %{url}.
-
 %package abichecker
 Summary:        ABI review bot
 Group:          Development/Tools/Other
@@ -449,11 +436,6 @@ exit 0
 %exclude %{_datadir}/%{source_dir}/write_repo_susetags_file.pl
 %dir %{_sysconfdir}/openSUSE-release-tools
 
-%files devel
-%defattr(-,root,root,-)
-# Non-empty for older products.
-%doc README.md
-
 %files abichecker
 %defattr(-,root,root,-)
 %{apache_sysconfdir}/vhosts.d/opensuse-abi-checker.conf.in