Update dependencies and clean up code comments

Added `setuptools` to `requirements-dev.txt` and updated `requires-python` in `pyproject.toml` to `>=3.11`. Also cleaned up a comment in `dnshelper.py` for better clarity.

dnsrecon/lib/dnshelper.py

@@ -416,7 +416,7 @@ def zone_transfer(self):
         Function for testing for zone transfers for a given Domain, it will parse the
         output by record type.
         """
-        # if anyone reports a record not parsed I will add it, the list is a long one
+        # if anyone reports a record not parsed, I will add it; the list is long
         # I tried to include those I thought where the most common.
 
         zone_records = []

pyproject.toml

@@ -3,14 +3,13 @@ name = "dnsrecon"
 description = "DNS Enumeration Script"
 readme = "README.md"
 authors = [{ name = "Carlos Perez", email = "[email protected]" }]
-requires-python = ">=3.9"
+requires-python = ">=3.11"
 urls.Homepage = "https://github.com/darkoperator/dnsrecon"
 classifiers = [
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.9",
-    "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "License :: OSI Approved :: GNU General Public License v2 (GPLv2)",
     "Operating System :: OS Independent",
 ]
@@ -67,7 +66,7 @@ exclude = [
 ]
 
 line-length = 130
-target-version = "py310"
+target-version = "py311"
 show-fixes = true
 
 [tool.ruff.lint]

requirements-dev.txt

@@ -1,2 +1,3 @@
 pytest==8.3.3
 ruff==0.7.0
+setuptools