bugfix: using a modified version of pycolmap library to fix txt file loading errors

Author: JasonLSC

examples/requirements.txt

@@ -1,7 +1,11 @@
 # assume torch is already installed
 
 # pycolmap for data parsing
-git+https://github.com/rmbrualla/pycolmap@cc7ea4b7301720ac29287dbe450952511b32125e
+# The repo used in gsplat
+# git+https://github.com/rmbrualla/pycolmap@cc7ea4b7301720ac29287dbe450952511b32125e
+# The recommended repo used for GSCodec Studio
+pip install git+https://github.com/JasonLSC/pycolmap.git
+
 # (optional) nerfacc for torch version rasterization 
 # git+https://github.com/nerfstudio-project/nerfacc