* {lib,test}/rdoc: removed trailing spaces. reapplied r22784.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27176 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rdoc.rb

@@ -88,7 +88,7 @@ $DEBUG_RDOC = nil
 #
 #   =begin rdoc
 #   Documentation to be processed by RDoc.
-#   
+#
 #   ...
 #   =end
 #
@@ -104,7 +104,7 @@ $DEBUG_RDOC = nil
 #   # FIXME: fails if the birthday falls on February 29th
 #   #++
 #   # The DOB is returned as a Time object.
-#   
+#
 #   def get_dob(person)
 #     # ...
 #   end
@@ -130,7 +130,7 @@ $DEBUG_RDOC = nil
 #
 #   def fred # :yields: index, position
 #     # ...
-#   
+#
 #     yield line, address
 #
 # which will get documented as
@@ -256,12 +256,12 @@ $DEBUG_RDOC = nil
 #   module also will be omitted.  By default, though, modules and
 #   classes within that class of module _will_ be documented.  This is
 #   turned off by adding the +all+ modifier.
-#   
+#
 #     module MyModule # :nodoc:
 #       class Input
 #       end
 #     end
-#     
+#
 #     module OtherModule # :nodoc: all
 #       class Output
 #       end
@@ -295,7 +295,7 @@ $DEBUG_RDOC = nil
 #   comment block may have one or more lines before the :section: directive.
 #   These will be removed, and any identical lines at the end of the block are
 #   also removed.  This allows you to add visual cues such as:
-#     
+#
 #     # ----------------------------------------
 #     # :section: My Section
 #     # This is the section that I wrote.