Fix typo in tutorial config
@@ -50,7 +50,7 @@ class PWMRocketConfig extends Config(
new freechips.rocketchip.system.BaseConfig)
// DOC include end: PWMRocketConfig
-class PWMRAXI4ocketConfig extends Config(
+class PWMAXI4RocketConfig extends Config(
new WithPWMAXI4Top ++ // use top with axi4-controlled PWM
new WithBootROM ++
new freechips.rocketchip.subsystem.WithInclusiveCache ++
