Remove unneeded .freeze

closes #7595

Changelog.md

@@ -10,6 +10,7 @@
 * Remove auto detection of languages with highlightjs [#7591](https://github.com/diaspora/diaspora/pull/7591)
 * Move enable/disable notification icon [#7592](https://github.com/diaspora/diaspora/pull/7592)
 * Use Bootstrap 3 progress-bar for polls [#7600](https://github.com/diaspora/diaspora/pull/7600)
+* Enable frozen string literals [#7595](https://github.com/diaspora/diaspora/pull/7595)
 
 ## Bug fixes
 * Fix displaying polls with long answers [#7579](https://github.com/diaspora/diaspora/pull/7579)

lib/connection_tester.rb

@@ -4,8 +4,8 @@
 class ConnectionTester
   include Diaspora::Logging
 
-  NODEINFO_SCHEMA   = "http://nodeinfo.diaspora.software/ns/schema/1.0".freeze
-  NODEINFO_FRAGMENT = "/.well-known/nodeinfo".freeze
+  NODEINFO_SCHEMA   = "http://nodeinfo.diaspora.software/ns/schema/1.0"
+  NODEINFO_FRAGMENT = "/.well-known/nodeinfo"
 
   class << self
     # Test the reachability of a server by the given HTTP/S URL.

lib/diaspora/exporter.rb

@@ -5,10 +5,8 @@
 #   the COPYRIGHT file.
 
 module Diaspora
-
   class Exporter
-
-    SERIALIZED_VERSION = "2.0".freeze
+    SERIALIZED_VERSION = "2.0"
 
     def initialize(user)
       @user = user
@@ -26,5 +24,4 @@ module Diaspora
         .merge(Export::OthersDataSerializer.new(@user).as_json)
     end
   end
-
 end