Add openssh runtime dependency to git (#17872)

If you use git to clone a repository ssh, git transfers control the ssh
binary available on your path, if that ssh binary was built with
contradictory version of openssl/kerberos, then your git commands will
fail.

var/spack/repos/builtin/packages/git/package.py

@@ -193,6 +193,7 @@ class Git(AutotoolsPackage):
     depends_on('pcre2', when='@2.14:')
     depends_on('perl')
     depends_on('zlib')
+    depends_on('openssh', type='run')
 
     depends_on('autoconf', type='build')
     depends_on('automake', type='build')