Fix typos discovered by codespell (#487)

Author: cclauss

CHANGELOG.md

@@ -23,7 +23,7 @@
 
 ## v2.3.0 - May 2nd, 2023
 
-* Remove support for Python 3.6, Django versions older tha than 3.2
+* Remove support for Python 3.6, Django versions older than 3.2
 * Fix two latency metrics not using PROMETHEUS_LATENCY_BUCKETS setting, Thanks [@AleksaC](https://github.com/korfuri/django-prometheus/pull/343)
 * Support new cache backend names in newer Django versions, Thanks [@tneuct](https://github.com/korfuri/django-prometheus/pull/329)
 * Make export of migrations False by default, Thanks [@kaypee90](https://github.com/korfuri/django-prometheus/pull/313)
@@ -50,7 +50,7 @@
   * use tox
   * Use pytest
   * use Black
-  * Automate pre-releases on every commit ot master
+  * Automate pre-releases on every commit to master
   * Fix flaky tests.
 
 ## v1.1.0 -  Sep 28, 2019

django_prometheus/exports.py

@@ -21,7 +21,7 @@
 def SetupPrometheusEndpointOnPort(port, addr=""):
     """Exports Prometheus metrics on an HTTPServer running in its own thread.
 
-    The server runs on the given port and is by default listenning on
+    The server runs on the given port and is by default listening on
     all interfaces. This HTTPServer is fully independent of Django and
     its stack. This offers the advantage that even if Django becomes
     unable to respond, the HTTPServer will continue to function and

update_version_from_git.py

@@ -97,7 +97,7 @@ def increase_patch_version(old_version):
 
 def release_version_correct():
     """Makes sure the:
-    - prerelease verion for master is correct.
+    - prerelease version for master is correct.
     - release version is correct for tags.
     """
     print("update for a pre release version")