[MNT] EOL for python 3.8 (#1661)

EOL PR for python 3.8 - this removes python 3.8 support from the
package, and the tests.

For release 1.2.0.

.github/workflows/pypi_release.yml

@@ -35,7 +35,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4

.github/workflows/test.yml

@@ -41,7 +41,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4
@@ -80,7 +80,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4

pyproject.toml

@@ -66,12 +66,11 @@ version = "1.1.1"            # is being replaced automatically
 authors = [
   {name = "Jan Beitner"},
 ]
-requires-python = ">=3.8,<3.13"
+requires-python = ">=3.9,<3.13"
 classifiers = [
   "Intended Audience :: Developers",
   "Intended Audience :: Science/Research",
   "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",