[3.8] Fix typo (inifite -> infinite) (GH-15429)

GeeTransit · miss-islington · commit fe64ba611b58 · 2019-08-23T09:23:43.000-07:00
The same typo exists in the changelogs of 3.6 and 3.7. Automerge-Triggered-By: @Mariatta
diff --git a/Misc/NEWS.d/3.8.0b3.rst b/Misc/NEWS.d/3.8.0b3.rst
@@ -4,7 +4,7 @@
 .. release date: 2019-07-29
 .. section: Security
 
-Fix an inifite loop when parsing specially crafted email headers. Patch by
+Fix an infinite loop when parsing specially crafted email headers. Patch by
 Abhilash Raj.
 
 ..
