Adjust Rails docs logging

Author: andyw8

lib/ruby_lsp/ruby_lsp_rails/support/rails_document_client.rb

@@ -66,7 +66,7 @@ def generate_rails_document_urls(name)
           private def build_search_index
             return unless RAILTIES_VERSION
 
-            $stderr.puts("Fetching Rails Documents...")
+            $stderr.puts("Fetching search index for Rails documentation")
 
             response = Net::HTTP.get_response(URI("#{RAILS_DOC_HOST}/v#{RAILTIES_VERSION}/js/search_index.js"))