update version 2.14.0 and change yarn

Signed-off-by: monitorbuilder_pel7ppc64lebuilder0 <monitorbuilder@powerel.org>

SPECS/prometheus.spec

@@ -6,7 +6,7 @@
 #%define debug_package %{nil}
 
 Name         : prometheus
-Version      : 2.14.0
+Version      : 2.28.0
 Release      : 1%{dist}
 License      : MIT
 URL          : https://prometheus.io
@@ -34,6 +34,8 @@ git clone https://github.com/prometheus/prometheus/
 export GOPATH=`pwd`
 cd src/github.com/prometheus/prometheus/
 git checkout tags/v%{version}
+sed 's/\&\& yarn/\&\& yarnpkg/' -i Makefile
+sed 's/yarn/yarnpkg/g' -i scripts/build_react_app.sh
 make build