Remove unnecessary dependencies and restrict channels

Author: ZenanH

CondaPkg.toml

@@ -1,14 +1,15 @@
-channels = ["conda-forge", "anaconda"]
+channels = ["conda-forge"]
 
 [deps]
-numpy = ">=2.2"
-shapely = ">=2.1"
-open3d = ">=0.19"
-trimesh = ">=4.6"
-rtree = ">=1.4"
-scipy = ">=1.15"
-meshio = ">=5.3"
-rasterio = ">=1.4.3"
+python = "==3.12"
 
 [pip.deps]
+numpy = ""
+shapely = ""
+open3d = ""
+trimesh = ""
+rtree = ""
+scipy = ""
+meshio = ""
+rasterio = ""
 pysplashsurf = "==0.12.0.1"