Fix full stops

Author: hugovk

Doc/whatsnew/3.15.rst

@@ -879,18 +879,18 @@ tkinter
   arguments: *nolinestop* which allows the search to
   continue across line boundaries;
   and *strictlimits* which restricts the search to within the specified range.
-  (Contributed by Rihaan Meher in :gh:`130848`)
+  (Contributed by Rihaan Meher in :gh:`130848`.)
 
 * A new method :meth:`!tkinter.Text.search_all` has been introduced.
   This method allows for searching for all matches of a pattern
   using Tcl's ``-all`` and ``-overlap`` options.
-  (Contributed by Rihaan Meher in :gh:`130848`)
+  (Contributed by Rihaan Meher in :gh:`130848`.)
 
 * Added new methods :meth:`!pack_content`, :meth:`!place_content` and
   :meth:`!grid_content` which use Tk commands with new names (introduced
   in Tk 8.6) instead of :meth:`!*_slaves` methods which use Tk commands
   with outdated names.
-  (Contributed by Serhiy Storchaka in :gh:`143754`)
+  (Contributed by Serhiy Storchaka in :gh:`143754`.)
 
 
 .. _whatsnew315-tomllib-1-1-0:
@@ -1202,7 +1202,7 @@ importlib.resources
 
 * Removed deprecated ``package`` parameter
   from :func:`importlib.resources.files` function.
-  (Contributed by Semyon Moroz in :gh:`138044`)
+  (Contributed by Semyon Moroz in :gh:`138044`.)
 
 
 pathlib
@@ -1453,7 +1453,7 @@ Changed C APIs
 
 * If the :c:macro:`Py_TPFLAGS_MANAGED_DICT` or :c:macro:`Py_TPFLAGS_MANAGED_WEAKREF`
   flag is set then :c:macro:`Py_TPFLAGS_HAVE_GC` must be set too.
-  (Contributed by Sergey Miryanov in :gh:`134786`)
+  (Contributed by Sergey Miryanov in :gh:`134786`.)
 
 
 Porting to Python 3.15
@@ -1610,7 +1610,7 @@ Build changes
   :manpage:`PR_SET_VMA_ANON_NAME <PR_SET_VMA(2const)>` (Linux 5.17 or newer).
   Annotations are visible in ``/proc/<pid>/maps`` if the kernel supports the feature
   and :option:`-X dev <-X>` is passed to the Python or Python is built in :ref:`debug mode <debug-build>`.
-  (Contributed by Donghee Na in :gh:`141770`)
+  (Contributed by Donghee Na in :gh:`141770`.)
 
 
 Porting to Python 3.15