Merge pull request godotengine#112897 from PixelDough/mono-fix-SplitFloats

Fix StringExtensions.SplitFloats incorrect float parsing

Author: Repiteo

modules/mono/glue/GodotSharp/GodotSharp/Core/StringExtensions.cs

@@ -1539,7 +1539,7 @@ public static float[] SplitFloats(this string instance, string divisor, bool all
                 if (end < 0)
                     end = len;
                 if (allowEmpty || end > from)
-                    ret.Add(float.Parse(instance.AsSpan(from), CultureInfo.InvariantCulture));
+                    ret.Add(float.Parse(instance.AsSpan(from, end - from), CultureInfo.InvariantCulture));
                 if (end == len)
                     break;