more dependency version updates, drop Python 3.8

setup.cfg

@@ -32,16 +32,16 @@ project_urls =
 zip_safe = False
 packages = larch
 include_package_data = True
-python_requires = >=3.8
+python_requires = >=3.9
 setup_requires = setuptools_scm
 install_requires =
     numpy>=1.22,<2
     scipy>=1.7
-    lmfit>=1.2.2
-    asteval>=1.0
+    lmfit>=1.3.1
+    asteval>=1.0.2
     uncertainties>=3.2.1
     pyshortcuts>=1.9.5
-    xraydb>=4.5
+    xraydb>=4.5.3
     silx>=0.15.2
     matplotlib>=3.5
     sqlalchemy>=2.0
@@ -83,7 +83,7 @@ qtgui =
     pyqtgraph
 
 epics =
-    pyepics>=3.5.0
+    pyepics>=3.5.6
     psycopg2-binary
 
 jupyter =