Add note about speech chip

Author: clawgrip

src/mame/vtech/geniusjr.cpp

@@ -372,7 +372,7 @@ ROM_START( gjrstar2 )
 	ROM_LOAD( "hc05_internal.bin", 0x0000, 0x2000, NO_DUMP )
 
 	ROM_REGION( 0x40000, "extrom", 0 )
-	ROM_LOAD( "27-5740-00.u1", 0x000000, 0x40000, CRC(ff3dc3bb) SHA1(bc16dfc1e12b0008456c700c431c8df6263b671f))     // identical to 'Genius Junior Redstar'
+	ROM_LOAD( "27-5740-00.u1", 0x000000, 0x40000, CRC(ff3dc3bb) SHA1(bc16dfc1e12b0008456c700c431c8df6263b671f)) // Identical to 'Genius Junior Redstar'
 ROM_END
 
 // VTech PCB 35-10100-01
@@ -381,7 +381,7 @@ ROM_START( pcompelr )
 	ROM_LOAD( "hc05_internal.bin", 0x0000, 0x2000, NO_DUMP )
 
 	ROM_REGION( 0x2000, "speech", 0 )
-	ROM_LOAD( "speech.u7", 0x0000, 0x2000, NO_DUMP )
+	ROM_LOAD( "speech.u7", 0x0000, 0x2000, NO_DUMP ) // Labeled "930 0AF21FK / VTECH / ©YY 04044"
 
 	ROM_REGION( 0x40000, "extrom", 0 )
 	ROM_LOAD( "27-05944-000-001.u1", 0x000000, 0x40000, CRC(5018763d) SHA1(70e1d8b8e34e0b2ab10d7ac06c2f454d1f377e77)) // Dumped as AM27C020, pin 1 connected to 32 (Vcc), as per 27c020 specs)