Fix some docstrings format.

* org-src.el (org-edit-src-code): Fix docstring formatting.

* ob.el (org-babel-do-key-sequence-in-edit-buffer): Ditto.

lisp/ob.el

@@ -817,9 +817,9 @@ Return t if a code block was found at point, nil otherwise."
 (defun org-babel-do-key-sequence-in-edit-buffer (key)
   "Read key sequence and execute the command in edit buffer.
 Enter a key sequence to be executed in the language major-mode
-edit buffer. For example, TAB will alter the contents of the
+edit buffer.  For example, TAB will alter the contents of the
 Org-mode code block according to the effect of TAB in the
-language major-mode buffer. For languages that support
+language major-mode buffer.  For languages that support
 interactive sessions, this can be used to send code from the Org
 buffer to the session for evaluation using the native major-mode
 evaluation mechanisms."

lisp/org-src.el

@@ -207,9 +207,9 @@ There is a mode hook, and keybindings for `org-edit-src-exit' and
 The example is copied to a separate buffer, and that buffer is
 switched to the correct language mode.  When done, exit with
 \\[org-edit-src-exit].  This will remove the original code in the
-Org buffer, and replace it with the edited version. Optional
+Org buffer, and replace it with the edited version.  An optional
 argument CONTEXT is used by \\[org-edit-src-save] when calling
-this function.  See \\[org-src-window-setup] to configure the
+this function.  See `org-src-window-setup' to configure the
 display of windows containing the Org buffer and the code
 buffer."
   (interactive)