add help for Recommends

(cherry picked from commit 653d193420bd276ffdddc9ea398a7c3c877617b6)

i2c-tools.spec

@@ -1,6 +1,6 @@
 Name:           i2c-tools
 Version:        4.1
-Release:        2
+Release:        3
 Summary:        A heterogeneous set of I2C tools for Linux
 License:        GPLv2+ LGPLv2+
 URL:            https://i2c.wiki.kernel.org/index.php/I2C_Tools
@@ -10,6 +10,7 @@ BuildRequires:  perl-generators
 BuildRequires:  python3-devel
 BuildRequires:  gcc
 
+Recommends:	%{name}-help = %{version}-%{release}
 Requires:       systemd-udev kmod
 Provides:       libi2c%{?_isa} = %{version}-%{release}
 Obsoletes:      libi2c
@@ -161,6 +162,9 @@ exit 0
 %{_sbindir}/i2c-stub*
 
 %changelog
+* Wed Nov 11 2020 xinghe <xinghe1@huawei.com> - 4.1-3
+- add help for Recommends
+
 * Tue Aug 18 2020 chenyaqiang <chenyaqiang@huawei.com> - 4.1-2
 - rebuild for package build