golang: remove unused requires "mercurial"

Signed-off-by: Grooooot <isula@huawei.com>

golang.spec

@@ -62,7 +62,7 @@
 
 Name:           golang
 Version:        1.13
-Release:        3.2
+Release:        3.3
 Summary:        The Go Programming Language
 License:        BSD and Public Domain
 URL:            http://golang.org/
@@ -91,7 +91,7 @@ Obsoletes:      %{name}-cover < 0-12.1
 
 Requires(post): %{_sbindir}/update-alternatives
 Requires(postun): %{_sbindir}/update-alternatives
-Requires:       glibc gcc git, subversion, mercurial
+Requires:       glibc gcc git subversion
 
 
 # generated by:
@@ -393,7 +393,10 @@ fi
 %files devel -f go-tests.list -f go-misc.list -f go-src.list
 
 %changelog
-* Tue Dec 10 2019 jingrui<jingrui@huawei.com> - 1.13.3.1
+* Thu Feb 20 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.13-3.2
+- requires remove mercurial
+
+* Tue Dec 10 2019 jingrui<jingrui@huawei.com> - 1.13-3.1
 - upgrade to golang 1.13.3
 
 * Tue Sep 03 2019 leizhongkai<leizhongkai@huawei.com> - 1.11-1