Merge pull request #639 from aaronfranke/godot3.4

Upgrade demos to Godot 3.4

Author: aaronfranke

2d/bullet_shower/bullet.png.import

@@ -28,6 +28,7 @@ process/fix_alpha_border=true
 process/premult_alpha=false
 process/HDR_as_SRGB=false
 process/invert_color=false
+process/normal_map_invert_y=false
 stream=false
 size_limit=0
 detect_3d=true

2d/bullet_shower/face_happy.png.import

@@ -28,6 +28,7 @@ process/fix_alpha_border=true
 process/premult_alpha=false
 process/HDR_as_SRGB=false
 process/invert_color=false
+process/normal_map_invert_y=false
 stream=false
 size_limit=0
 detect_3d=true