remove rolled-up changes files.

changes/bug40317

@@ -1,5 +0,0 @@
-  o Minor bugfixes (control, sandbox):
-    - Allows the control command SAVECONF to succeed when the seccomp
-      sandbox is enabled. Makes SAVECONF keep only one backup file to
-      simplify implementation. Fixes bug 40317; bugfix on 0.2.5.4-alpha.
-      Patch by Daniel Pinto.

changes/bug40399

@@ -1,5 +0,0 @@
-  o Minor features (compatibility):
-    - Remove an assertion function related to TLS renegotiation.
-      It was used nowhere outside the unit tests, and it was breaking
-      compilation with recent alpha releases of OpenSSL 3.0.0.
-      Closes ticket 40399.

changes/ticket40370

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-  o Minor bugfix (metrics port):
-    - Fix a bug that made tor try to re-bind() every 60 seconds on an already
-      open MetricsPort. Fixes bug 40370; bugfix on 0.4.5.1-alpha.
-