Ruby plugins: apply style changes as suggested by "rubocop --fix-layout"

plugins/passenger/passenger_memory

@@ -24,10 +24,10 @@ passenger_rss = nil
 
 `#{memory_stats_command}`.each_line do |line|
   next unless /### Total private dirty RSS: (\d+\.\d+) MB/.match(line)
+
   passenger_rss = $~[1] unless apache_rss.nil?
   apache_rss ||= $~[1]
 end
 
 puts "apache_rss.value #{apache_rss}"
 puts "passenger_rss.value #{passenger_rss}"
-

plugins/passenger/passenger_processes

@@ -39,4 +39,3 @@ puts "max.value #{max}"
 puts "count.value #{count}"
 puts "active.value #{active}"
 puts "queued.value #{queued.to_i}"
-

plugins/passenger/passenger_status

@@ -1,27 +1,27 @@
 #!/usr/bin/env ruby
 
 def output_config
-  puts <<-END
-graph_category webserver
-graph_title status
-graph_vlabel count
-graph_info This graph shows how much passenger process are working, available and how much queries are waiting.
-max.label max processes
-max.draw AREA
-max.info Maximum processes allowed to run simultaneously.
-sessions.label queued requests
-sessions.draw LINE2
-sessions.info Requests queued, waiting to be processed.
-running.label running processes
-running.draw LINE1
-running.info The number of application instances that are currently alive.
-active.label active processes
-active.draw LINE1
-active.info The number of application instances that are currently processing requests.
-waiting.label waiting requests
-waiting.draw LINE2
-waiting.info Requests waiting to be queued.
-END
+  puts <<~END
+    graph_category webserver
+    graph_title status
+    graph_vlabel count
+    graph_info This graph shows how much passenger process are working, available and how much queries are waiting.
+    max.label max processes
+    max.draw AREA
+    max.info Maximum processes allowed to run simultaneously.
+    sessions.label queued requests
+    sessions.draw LINE2
+    sessions.info Requests queued, waiting to be processed.
+    running.label running processes
+    running.draw LINE1
+    running.info The number of application instances that are currently alive.
+    active.label active processes
+    active.draw LINE1
+    active.info The number of application instances that are currently processing requests.
+    waiting.label waiting requests
+    waiting.draw LINE2
+    waiting.info Requests waiting to be queued.
+  END
   exit 0
 end