Rename Dodge The Creeps files to snake case (#1084)

This follows the style guide:

- https://docs.godotengine.org/en/stable/tutorials/best_practices/project_organization.html#style-guide

For reference, a documentation PR exists to update references to the
demo.

2d/dodge_the_creeps/hud.tscn

@@ -1,6 +1,6 @@
 [gd_scene load_steps=5 format=3 uid="uid://ccqoreueuxdb7"]
 
-[ext_resource type="Script" path="res://HUD.gd" id="1"]
+[ext_resource type="Script" path="res://hud.gd" id="1"]
 [ext_resource type="FontFile" uid="uid://cit6gwe5px1q8" path="res://fonts/Xolonium-Regular.ttf" id="2_2jm3i"]
 
 [sub_resource type="InputEventAction" id="InputEventAction_fopy7"]

2d/dodge_the_creeps/main.tscn

@@ -1,11 +1,11 @@
 [gd_scene load_steps=8 format=3 uid="uid://cyfwty2q3rdse"]
 
-[ext_resource type="Script" path="res://Main.gd" id="1"]
-[ext_resource type="PackedScene" uid="uid://rkdnhqgf2hpj" path="res://Mob.tscn" id="2"]
-[ext_resource type="PackedScene" uid="uid://4vwrqjegqwpj" path="res://Player.tscn" id="3"]
-[ext_resource type="PackedScene" uid="uid://ccqoreueuxdb7" path="res://HUD.tscn" id="4"]
-[ext_resource type="AudioStream" uid="uid://q2pf4fr8d0ks" path="res://art/House In a Forest Loop.ogg" id="5"]
-[ext_resource type="AudioStream" uid="uid://dw26fpygeag8o" path="res://art/gameover.wav" id="6"]
+[ext_resource type="Script" path="res://main.gd" id="1_0r6n5"]
+[ext_resource type="PackedScene" uid="uid://rkdnhqgf2hpj" path="res://mob.tscn" id="2_50pww"]
+[ext_resource type="PackedScene" uid="uid://4vwrqjegqwpj" path="res://player.tscn" id="3_veqnc"]
+[ext_resource type="PackedScene" uid="uid://ccqoreueuxdb7" path="res://hud.tscn" id="4_0qnje"]
+[ext_resource type="AudioStream" uid="uid://q2pf4fr8d0ks" path="res://art/House In a Forest Loop.ogg" id="5_55d8h"]
+[ext_resource type="AudioStream" uid="uid://dw26fpygeag8o" path="res://art/gameover.wav" id="6_hp1r0"]
 
 [sub_resource type="Curve2D" id="1"]
 _data = {
@@ -14,8 +14,8 @@ _data = {
 point_count = 5
 
 [node name="Main" type="Node"]
-script = ExtResource("1")
-mob_scene = ExtResource("2")
+script = ExtResource("1_0r6n5")
+mob_scene = ExtResource("2_50pww")
 
 [node name="ColorRect" type="ColorRect" parent="."]
 anchors_preset = 15
@@ -25,7 +25,7 @@ grow_horizontal = 2
 grow_vertical = 2
 color = Color(0.219608, 0.372549, 0.380392, 1)
 
-[node name="Player" parent="." instance=ExtResource("3")]
+[node name="Player" parent="." instance=ExtResource("3_veqnc")]
 
 [node name="MobTimer" type="Timer" parent="."]
 wait_time = 0.5
@@ -44,13 +44,13 @@ curve = SubResource("1")
 
 [node name="MobSpawnLocation" type="PathFollow2D" parent="MobPath"]
 
-[node name="HUD" parent="." instance=ExtResource("4")]
+[node name="HUD" parent="." instance=ExtResource("4_0qnje")]
 
 [node name="Music" type="AudioStreamPlayer" parent="."]
-stream = ExtResource("5")
+stream = ExtResource("5_55d8h")
 
 [node name="DeathSound" type="AudioStreamPlayer" parent="."]
-stream = ExtResource("6")
+stream = ExtResource("6_hp1r0")
 
 [connection signal="hit" from="Player" to="." method="game_over"]
 [connection signal="timeout" from="MobTimer" to="." method="_on_MobTimer_timeout"]

2d/dodge_the_creeps/mob.tscn

@@ -1,6 +1,6 @@
 [gd_scene load_steps=10 format=3 uid="uid://rkdnhqgf2hpj"]
 
-[ext_resource type="Script" path="res://Mob.gd" id="1"]
+[ext_resource type="Script" path="res://mob.gd" id="1"]
 [ext_resource type="Texture2D" uid="uid://yqglrrsx7j1f" path="res://art/enemyFlyingAlt_1.png" id="2"]
 [ext_resource type="Texture2D" uid="uid://bpot8awhdn6ph" path="res://art/enemyFlyingAlt_2.png" id="3"]
 [ext_resource type="Texture2D" uid="uid://bu4221t7qpa7d" path="res://art/enemyWalking_1.png" id="4"]

2d/dodge_the_creeps/player.tscn

@@ -1,6 +1,6 @@
 [gd_scene load_steps=13 format=3 uid="uid://4vwrqjegqwpj"]
 
-[ext_resource type="Script" path="res://Player.gd" id="1"]
+[ext_resource type="Script" path="res://player.gd" id="1"]
 [ext_resource type="Texture2D" uid="uid://ftkxr8r4qghp" path="res://art/playerGrey_walk1.png" id="2"]
 [ext_resource type="Texture2D" uid="uid://couyhcegeihme" path="res://art/playerGrey_walk2.png" id="3"]
 [ext_resource type="Texture2D" uid="uid://b4yyoafu8bi0q" path="res://art/playerGrey_up1.png" id="4"]

2d/dodge_the_creeps/project.godot

@@ -18,7 +18,7 @@ This is a finished version of the game featured in the 'Your first 2D game'
 tutorial in the documentation. For more details, consider
 following the tutorial in the documentation."
 config/tags=PackedStringArray("2d", "demo", "official")
-run/main_scene="res://Main.tscn"
+run/main_scene="res://main.tscn"
 config/features=PackedStringArray("4.2")
 config/icon="res://icon.webp"