Audio: *all* Context queries are broken on Apple's implementation.

It's just pure luck that this consistently returned AL_FALSE until now.
On the ARM Mac it no longer does.

src/Magnum/Audio/Test/ContextALTest.cpp

@@ -129,7 +129,6 @@ void ContextALTest::constructConfiguration() {
             CORRADE_COMPARE(context.stereoSourceCount(), 4);
             CORRADE_COMPARE_AS(context.refreshRate(), 25,
                 TestSuite::Compare::GreaterOrEqual);
-        }
 
             /* HRTF gets enabled only if the extension is supported */
             if(context.isExtensionSupported<Extensions::ALC::SOFT::HRTF>()) {
@@ -142,6 +141,7 @@ void ContextALTest::constructConfiguration() {
                 CORRADE_COMPARE(context.hrtfStatus(), Context::HrtfStatus::Disabled);
             }
         }
+    }
 
     CORRADE_VERIFY(!Context::hasCurrent());
 }