Internals: Merge VFlag rename. No functional change.

src/V3Depth.cpp

@@ -69,7 +69,7 @@ private:
 				   // though it's one bit wide, needs the mask in the upper bits.
 				   // (Someday we'll have a valid bitmask instead of widths....)
 				   // See t_func_crc for an example test that requires this
-				   AstLogicPacked(), nodep->width());
+				   VFlagLogicPacked(), nodep->width());
 	if (!m_funcp) nodep->v3fatalSrc("Deep expression not under a function");
 	m_funcp->addInitsp(varp);
 	// Replace node tree with reference to var