docs: switch to using 'id' attribute instead of 'name' for links

The 'name' attribute on <a...> elements is deprecated in favour
of the 'id' attribute which is allowed on any element. HTML5
drops 'name' support entirely.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>

docs/internals/oomtesting.html.in

@@ -26,7 +26,7 @@ $ ./configure --enable-test-oom
 </pre>
 
 
-    <h2><a name="basicoom">Basic OOM testing support</a></h2>
+    <h2><a id="basicoom">Basic OOM testing support</a></h2>
 
     <p>
       The first step in validating OOM usage is to run a test suite
@@ -64,7 +64,7 @@ $ VIR_TEST_OOM=1 ./qemuxml2argvtest
       of memory allocations from that test case.
     </p>
 
-    <h3><a name="valgrind">Tracking failures with valgrind</a></h3>
+    <h3><a id="valgrind">Tracking failures with valgrind</a></h3>
 
     <p>
       The test suite should obviously *not* crash during OOM testing.
@@ -88,7 +88,7 @@ $ VIR_TEST_OOM=1 VIR_TEST_RANGE=5 ../run valgrind ./qemuxml2argvtest
       access.
     </p>
 
-    <h3><a name="stacktraces">Tracking failures with stack traces</a></h3>
+    <h3><a id="stacktraces">Tracking failures with stack traces</a></h3>
 
     <p>
       With some really difficult bugs valgrind is not sufficient to
@@ -191,7 +191,7 @@ _start
 ??:?
     </pre>
 
-    <h3><a name="noncrash">Non-crash related problems</a></h3>
+    <h3><a id="noncrash">Non-crash related problems</a></h3>
 
     <p>
       Not all memory allocation bugs result in code crashing. Sometimes