Keep spaces in a COLMAP image name

read_images_text kept only the first word, so "my photo.jpg" came back as "my".

tests/data/test_colmap_image_name.py

@@ -0,0 +1,29 @@
+"""COLMAP images.txt names can contain spaces."""
+
+from pathlib import Path
+
+from nerfstudio.data.utils.colmap_parsing_utils import read_images_text
+
+
+def test_image_name_keeps_spaces(tmp_path: Path):
+    images_txt = tmp_path / "images.txt"
+    images_txt.write_text(
+        "\n".join(
+            [
+                "# Image list with two lines of data per image:",
+                "1 1.0 0.0 0.0 0.0 0.0 0.0 0.0 1 my photo.jpg",
+                "1.5 2.5 7",
+                "2 1.0 0.0 0.0 0.0 0.0 0.0 0.0 1 plain.jpg",
+                "0.0 0.0 -1",
+                "",
+            ]
+        )
+    )
+
+    images = read_images_text(images_txt)
+
+    assert images[1].name == "my photo.jpg"
+    assert images[1].point3D_ids.tolist() == [7]
+    assert images[1].xys.tolist() == [[1.5, 2.5]]
+    assert images[2].name == "plain.jpg"
+    assert images[2].point3D_ids.tolist() == [-1]