Move the changelog entry into changelog.d

Main now takes release notes as one fragment per pull request (#787).

CHANGELOG.md

@@ -1,9 +1,5 @@
 # Changelog
 
-- Director shot actions land on the requested shot. A seek to a shot's start
-  could round a hair below it and select the end of the previous shot for some
-  shot counts and durations.
-
 - Local FM seek finds stations after wrapping around 87.5–108 MHz, covers both
   band edges, skips the starting station and rejects spectra from an earlier
   tune (Aditya, @Rohilalala, #1174).

changelog.d/1171-director-goto-shot.md

@@ -0,0 +1,3 @@
+- Director shot actions land on the requested shot. A seek to a shot's start
+  could round a hair below it and select the end of the previous shot for some
+  shot counts and durations (Aditya, @Rohilalala, #1171).