Bump numpy (#75)

* Bump numpy

* Deps

* Drop 3.9

Author: AlecThomson

.github/workflows/pytest.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.9, "3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/python-package.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.9, "3.10"]
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v2

pyproject.toml

@@ -8,9 +8,9 @@ readme = "README.md"
 packages = [{include = "racs_tools"}]
 
 [tool.poetry.dependencies]
-python = ">=3.8"
-numpy = "<2"
-astropy = ">=5"
+python = ">=3.10"
+numpy = ">=2"
+astropy = ">=6"
 radio_beam = ">=0.3.8"
 scipy = "*"
 spectral_cube = ">=0.6.3"