update version in website and version.go

version/version.go

@@ -14,7 +14,7 @@ const Version = "1.2.4"
 // A pre-release marker for the version. If this is "" (empty string)
 // then it means that it is a final release. Otherwise, this is a pre-release
 // such as "dev" (in development), "beta", "rc1", etc.
-const VersionPrerelease = "dev"
+const VersionPrerelease = ""
 
 func FormattedVersion() string {
 	var versionString bytes.Buffer

website/config.rb

@@ -2,7 +2,7 @@ set :base_url, "https://www.packer.io/"
 
 activate :hashicorp do |h|
   h.name         = "packer"
-  h.version      = "1.2.3"
+  h.version      = "1.2.4"
   h.github_slug  = "hashicorp/packer"
   h.website_root = "website"
 end