Update conf.py

fix: corrected mistaken change to date

Author: lukashalim

docs/source/conf.py

@@ -80,7 +80,7 @@
 
 # Write version and build date
 with open("_version.txt", "w") as version_file:
-    doc_date = dt.datetime.now().strftime("%B %Y")
+    doc_date = dt.datetime.now().strftime("%B %-d, %Y")
     version_file.write(f"Version: **{version}** Date: **{doc_date}**\n")
 
 # The language for content autogenerated by Sphinx. Refer to documentation