Drop pint type-hinting until it is properly supported

hgrecco/pint#1166
Signed-off-by: Cristian Le <[email protected]>

tmt/hardware.py

@@ -53,9 +53,6 @@
 from tmt.utils import SpecBasedContainer
 
 if TYPE_CHECKING:
-    import importlib.metadata
-
-    from packaging import version
     from pint import Quantity
 
     # Using TypeAlias and typing-extensions under the guard of TYPE_CHECKING,
@@ -66,15 +63,10 @@
     else:
         from typing_extensions import TypeAlias
 
+    # Note, type-hinting is not properly supported in pint. Change to `Quantity[int]` when
+    # supported (https://github.com/hgrecco/pint/issues/1166)
     #: A type of values describing sizes of things like storage or RAM.
-    if version.parse(importlib.metadata.version("pint")) >= version.parse("0.20"):
-        # Note, type-hinting is not properly supported in pint
-        # https://github.com/hgrecco/pint/issues/1166
-        Size: TypeAlias = Quantity
-    else:
-        # But this one used to work < 0.20 ¯\_(ツ)_/¯
-        # https://github.com/hgrecco/pint/pull/1259
-        Size: TypeAlias = 'Quantity[int]'
+    Size: TypeAlias = Quantity
 
 #: Unit registry, used and shared by all code.
 UNITS = pint.UnitRegistry()