Revert "Install importlib-resources only with Python < '3.9'. Ref #2147"

This reverts commit dc1eed4.

Author: grossmj

requirements.txt

@@ -12,7 +12,7 @@ async-timeout>=4.0.2,<4.1
 distro>=1.8.0
 py-cpuinfo>=9.0.0,<10.0
 platformdirs>=2.4.0
-importlib-resources>=1.3; python_version < '3.9'
+importlib-resources>=1.3; python_version <= '3.9'
 truststore>=0.8.0; python_version >= '3.10'
 setuptools>=60.8.1; python_version >= '3.7'
 setuptools==59.6.0; python_version < '3.7'  # v59.6.0 is the last version to support Python 3.6