Update numpy requirement from <2.0.0 to <3.0.0 (#821)

* Update numpy requirement from <2.0.0 to <3.0.0

Updates the requirements on [numpy](https://github.com/numpy/numpy) to permit the latest version.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v0.2.0...v2.0.0)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

* Update np.object_

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Qiusheng Wu <[email protected]>

leafmap/common.py

@@ -5127,7 +5127,7 @@ def classify(
     # Convert categorical data to numeric
     init_column = None
     value_list = None
-    if np.issubdtype(df[column].dtype, np.object0):
+    if np.issubdtype(df[column].dtype, np.object_):
         value_list = df[column].unique().tolist()
         value_list.sort()
         df["category"] = df[column].replace(value_list, range(0, len(value_list)))

requirements.txt

@@ -10,7 +10,7 @@ ipyleaflet
 ipyvuetify
 ipywidgets
 matplotlib
-numpy<2.0.0
+numpy<3.0.0
 pandas
 plotly
 pyshp