Fix new rubocop warnings

app/controllers/api/amf_controller.rb

@@ -868,7 +868,7 @@ module Api
     # not just the id, hence this abstraction
 
     def getuser(token)
-      if token =~ /^(.+)\:(.+)$/
+      if token =~ /^(.+):(.+)$/
         User.authenticate(:username => Regexp.last_match(1), :password => Regexp.last_match(2))
       else
         User.authenticate(:token => token)

app/helpers/browse_tags_helper.rb

@@ -155,7 +155,7 @@ module BrowseTagsHelper
     #
     # Also accepting / as a visual separator although not given in RFC 3966,
     # because it is used as a visual separator in OSM data in some countries.
-    if value.match?(%r{^\s*\+[\d\s\(\)/\.-]{6,25}\s*(;\s*\+[\d\s\(\)/\.-]{6,25}\s*)*$})
+    if value.match?(%r{^\s*\+[\d\s()/.-]{6,25}\s*(;\s*\+[\d\s()/.-]{6,25}\s*)*$})
       return value.split(";").map do |phone_number|
         # for display, remove leading and trailing whitespace
         phone_number = phone_number.strip