isdb-t: update tables

The ISDB-T for Brazilian cities has not updated for a while.
Update them from the data found at http://www.portalbsd.com.br/.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

isdb-t/br-sp-Itapura

@@ -1,11 +1,11 @@
 # Channel table for Itapura - SP - Brazil
-# Source: http://www.portalbsd.com.br/terrestres_channels.php?channels=3499
+# Source: http://www.portalbsd.com.br/tvterrestre/cidade/3499
 
-# Physical channel 31
-[Rede Vida]
+# Physical channel 26 (virtual 26.1)
+[TV Tem Rio Preto]
 	DELIVERY_SYSTEM = ISDBT
 	BANDWIDTH_HZ = 6000000
-	FREQUENCY = 575142857
+	FREQUENCY = 545142857
 	INVERSION = AUTO
 	GUARD_INTERVAL = AUTO
 	TRANSMISSION_MODE = AUTO