Fix PR review: Revert offsets.pyx changes, update lib.pyx

Author: GrimmXoXo

pandas/_libs/lib.pyx

@@ -1573,7 +1573,6 @@ def infer_dtype(value: object, skipna: bool = True) -> str:
 
     Notes
     -----
-    - The value parameter must be an iterable; scalar inputs are not supported.
     - 'mixed' is the catchall for anything that is not otherwise
       specialized
     - 'mixed-integer-float' are floats and integers

pandas/_libs/tslibs/offsets.pyx

@@ -5108,8 +5108,8 @@ def _warn_about_deprecated_aliases(name: str, is_period: bool) -> str:
         warnings.warn(
             f"\'{name}\' is deprecated and will be removed "
             f"in a future version, please use "
-            f"\'{c_PERIOD_AND_OFFSET_DEPR_FREQSTR.get(name)}\' "
-            f"instead.",
+            f"\'{c_PERIOD_AND_OFFSET_DEPR_FREQSTR.get(name)}\'"
+            f" instead.",
             FutureWarning,
             stacklevel=find_stack_level(),
             )
@@ -5122,8 +5122,8 @@ def _warn_about_deprecated_aliases(name: str, is_period: bool) -> str:
             warnings.warn(
                 f"\'{name}\' is deprecated and will be removed "
                 f"in a future version, please use "
-                f"\'{_name}\' "
-                f"instead.",
+                f"\'{_name}\'"
+                f" instead.",
                 FutureWarning,
                 stacklevel=find_stack_level(),
                 )