[COMMITTED htdocs] Add current and older git snapshots code coverage links

[Mark Wielaard]

https://snapshots.sourceware.org/ now generates code coverage reports
for git commits (every 15 minutes if there are any changes).
---
 index.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.html b/index.html
index b3b55403..d603021f 100644
--- a/index.html
+++ b/index.html
@@ -72,7 +72,7 @@
       <A HREF="ftp://sourceware.org/pub/elfutils/">ftp://sourceware.org/pub/elfutils/</A> or <A HREF="https://sourceware.org/elfutils/ftp/">https://sourceware.org/elfutils/ftp/</A>
     </P>
 
-    <P>Tests <A HREF="coverage/">code coverage</A> for last release (and <a HREF="coverage-version/">old versions</a>).</P>
+    <P>Tests code coverage for <A HREF="https://snapshots.sourceware.org/elfutils/coverage/latest">current git</A>, for the <A HREF="coverage/">last release</A>, <A HREF="coverage-version/">old versions</A> and <A HREF="https://snapshots.sourceware.org/elfutils/coverage/">older git snapshots</A>.</P>
 
     <P>
     Included libraries:
-- 
2.40.1