rubocop: fix offences of the Style/RaiseArgs cop

.rubocop_todo.yml

@@ -314,14 +314,6 @@ Style/PerlBackrefs:
     - 'lib/pry/method.rb'
     - 'lib/pry/rubygem.rb'
 
-# Offense count: 1
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: compact, exploded
-Style/RaiseArgs:
-  Exclude:
-    - 'lib/pry/method.rb'
-
 # Offense count: 1
 # Cop supports --auto-correct.
 Style/RedundantException:

lib/pry/method.rb

@@ -530,7 +530,7 @@ class Pry
       begin
         code = Pry::Code.from_file(file).expression_at(line)
       rescue SyntaxError => e
-        raise MethodSource::SourceNotFoundError.new(e.message)
+        raise MethodSource::SourceNotFoundError, e.message
       end
       strip_leading_whitespace(code)
     end