Rubocop autocorrect frozen string literal cop

lib/managers/collision_manager.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   class CollisionManager
     attr_reader :map, :collisions

lib/managers/entity_manager.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   module EntityManager # Get included into GameState context
     def add_entity(entity)

lib/managers/input_mapper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   class InputMapper
     @@keymap = {}

lib/managers/light_manager.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   module LightManager
     MAX_LIGHTS = OpenGL::GL_MAX_LIGHTS

lib/managers/physics_manager.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   class PhysicsManager
     def initialize(collision_manager:)

lib/managers/sound_manager.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class IMICFPS
   module SoundManager
     extend CyberarmEngine::Common