Remove pin on `packaging` in packages

Follow-up on https://github.com/galaxyproject/galaxy/pull/16058
where the pin was removed from ``pyproject.toml`` .

packages/app/setup.cfg

@@ -57,7 +57,7 @@ install_requires =
     Mako
     Markdown
     MarkupSafe
-    packaging<22
+    packaging
     paramiko!=2.9.0,!=2.9.1
     pebble
     pulsar-galaxy-lib>=0.15.0.dev0
@@ -84,4 +84,4 @@ console_scripts =
 [options.packages.find]
 exclude =
     galaxy.tools.bundled*
-    tests*
+    tests*

packages/tool_util/setup.cfg

@@ -36,7 +36,7 @@ install_requires =
     conda-package-streaming
     lxml
     MarkupSafe
-    packaging<22
+    packaging
     pydantic
     PyYAML
     requests
@@ -68,4 +68,4 @@ edam =
 
 [options.packages.find]
 exclude =
-    tests*
+    tests*

packages/util/setup.cfg

@@ -36,7 +36,7 @@ install_requires =
     boltons
     docutils
     importlib_resources
-    packaging<22  # packaging 22.0 dropped LegacyVersion
+    packaging
     pyparsing
     PyYAML
     requests
@@ -55,4 +55,4 @@ template =
 
 [options.packages.find]
 exclude =
-    tests*
+    tests*