[basic.life] Rename "Object and reference lifetime" to simply "Lifetime"

zygoloid · zygoloid · commit aed2cbc451be · 2019-11-27T18:02:05.000-08:00
diff --git a/source/basic.tex b/source/basic.tex
@@ -3155,7 +3155,7 @@
 \end{note}
 \indextext{object model|)}
 
-\rSec2[basic.life]{Object and reference lifetime}
+\rSec2[basic.life]{Lifetime}
 
 \pnum
 \indextext{object lifetime|(}%
