docs: list items require blank lines

gtk/deprecated/gtkrc.c

@@ -163,10 +163,15 @@
  * that can be specified are (highest to lowest):
  *
  * - <literal>highest</literal>
+ *
  * - <literal>rc</literal>
+ *
  * - <literal>theme</literal>
+ *
  * - <literal>application</literal>
+ *
  * - <literal>gtk</literal>
+ *
  * - <literal>lowest</literal>
  *
  * <literal>rc</literal> is the default for styles
@@ -207,7 +212,7 @@
  *   applications that are affected by them.
  *   This reduces the overall amount of RC styles that have to be considered
  *   for a match across a group of applications.
-
+ *
  * 2.  Merge multiple styles which use the same matching rule, for instance:
  *   |[
  *      style "Foo" { foo_content }
@@ -578,18 +583,31 @@
  * modifiers can be:
  *
  * - <literal>&lt;alt&gt;</literal>
+ *
  * - <literal>&lt;ctl&gt;</literal>
+ *
  * - <literal>&lt;control&gt;</literal>
+ *
  * - <literal>&lt;meta&gt;</literal>
+ *
  * - <literal>&lt;hyper&gt;</literal>
+ *
  * - <literal>&lt;super&gt;</literal>
+ *
  * - <literal>&lt;mod1&gt;</literal>
+ *
  * - <literal>&lt;mod2&gt;</literal>
+ *
  * - <literal>&lt;mod3&gt;</literal>
+ *
  * - <literal>&lt;mod4&gt;</literal>
+ *
  * - <literal>&lt;mod5&gt;</literal>
+ *
  * - <literal>&lt;release&gt;</literal>
+ *
  * - <literal>&lt;shft&gt;</literal>
+ *
  * - <literal>&lt;shift&gt;</literal>
  *
  * <literal>&lt;shft&gt;</literal> is an alias for

gtk/gtkcalendar.c

@@ -50,9 +50,10 @@
  * The selected date can be retrieved from a #GtkCalendar using
  * gtk_calendar_get_date().
  *
- * Users should be aware that, although the Gregorian calendar is the legal
- * calendar in most countries, it was adopted progressively between 1582 and
- * 1929. Display before these dates is likely to be historically incorrect.
+ * Users should be aware that, although the Gregorian calendar is the
+ * legal calendar in most countries, it was adopted progressively
+ * between 1582 and 1929. Display before these dates is likely to be
+ * historically incorrect.
  */
 
 #include "config.h"

gtk/gtktextbuffer.c

@@ -2974,8 +2974,8 @@ gtk_text_buffer_get_start_iter (GtkTextBuffer *buffer,
  *
  * Initializes @iter with the "end iterator," one past the last valid
  * character in the text buffer. If dereferenced with
- * gtk_text_iter_get_char(), the end iterator has a character value of
- * 0. The entire buffer lies in the range from the first position in
+ * gtk_text_iter_get_char(), the end iterator has a character value of 0.
+ * The entire buffer lies in the range from the first position in
  * the buffer (call gtk_text_buffer_get_start_iter() to get
  * character position 0) to the end iterator.
  **/