Fix change in xarray that requires .item() to be called on max()

Author: alexgleith

.gitignore

@@ -14,4 +14,6 @@
 !*.gitignore
 !*.dockerignore
 !*Dockerfile
-!tests/*.jpg
+!tests/*.jpg
+
+build

intertidal/elevation.py

@@ -426,7 +426,7 @@ def pixel_dem(
         print(f"Applying tidal interval interpolation to {interp_intervals} intervals")
         interval_ds = interval_ds.interp(
             coords={
-                "interval": np.linspace(0, interval_ds.interval.max(), interp_intervals)
+                "interval": np.linspace(0, interval_ds.interval.max().item(), interp_intervals)
             },
             method="linear",
             # Required as recent versions of xarray return new coord as a variable

setup.py

@@ -13,7 +13,7 @@
     "dask",
     "datacube[s3,performance]",
     "dea_tools>=0.3.6",
-    "eodatasets3<1.9",
+    "eodatasets3",
     "eo-tides>=0.6.3",
     "hdstats",
     "geopandas",