[git commit] use_less_ram.html: fix bad article use

[Denys Vlasenko]

commit: https://git.busybox.net/busybox-website/commit/?id=8bf64ef486f634a713f981f17e3ea1ab924e75e6
branch: https://git.busybox.net/busybox-website/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 use_less_ram.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/use_less_ram.html b/use_less_ram.html
index 73cb2d0..da92292 100644
--- a/use_less_ram.html
+++ b/use_less_ram.html
@@ -16,7 +16,7 @@ read-write initialized data, and
 read-write non-initialized (zeroed on demand) data, also known as "bss".
 </p><p>
 At runtime, all text pages are mapped RO and executable.
-The RO mapping, like any other, can only cover whole pages, not parts of them.
+A RO mapping, like any other, can only cover whole pages, not parts of them.
 What happens to the last page of text? The entire page is mapped RO,
 including the part beyond the last text byte.
 </p><p>