Merge pull request swiftlang#81 from apple/tomerd-patch-1

update RPM specs dependencies

Author: shahmishal

platforms/Linux/RPM/Amazonlinux/2/swiftlang.spec

@@ -81,12 +81,12 @@ Requires:       git
 Requires:       glibc-static
 Requires:       gzip
 Requires:       libbsd
-Requires:       libcurl
+Requires:       libcurl-devel
 Requires:       libedit
 Requires:       libicu
 Requires:       libstdc++-static
 Requires:       libuuid
-Requires:       libxml2
+Requires:       libxml2-devel
 Requires:       sqlite
 Requires:       tar
 Requires:       tzdata

platforms/Linux/RPM/Centos/7/swiftlang.spec

@@ -82,10 +82,12 @@ Requires:       gcc
 Requires:       git
 Requires:       glibc-static
 Requires:       libbsd-devel
+Requires:       libcurl-devel
 Requires:       libedit
 Requires:       libedit-devel
 Requires:       libicu-devel
 Requires:       libstdc++-static
+Requires:       libxml2-devel
 Requires:       pkgconfig
 Requires:       python3
 Requires:       sqlite

platforms/Linux/RPM/Centos/8/swiftlang.spec

@@ -80,10 +80,12 @@ Requires:       gcc
 Requires:       git
 Requires:       glibc-static
 Requires:       libbsd-devel
+Requires:       libcurl-devel
 Requires:       libedit
 Requires:       libedit-devel
 Requires:       libicu-devel
 Requires:       libstdc++-static
+Requires:       libxml2-devel
 Requires:       pkg-config
 Requires:       python3
 Requires:       sqlite