MSP VTX -Current Band and Channel not shown on entry into OSD menu -> Features -> VTX

[pitts-mo]

Describe the bug

OSD menu -> Features -> VTX does not show current Band and Channel for MSP-VTX devices.

To Reproduce

Use OpenVTX or HDZero with MSP-VTX
open OSD menu -> Features -> VTX

Expected behavior

OSD menu -> Features -> VTX should open to show the current Band and Channel being utilized by the VTX.

Support ID

MATEKF722MINI default 4.4.2 build w/OpenVTX on UART 3
BETAFLIGHTF4 default 4.4.2 build w/HDZero on UART 1
Both test images show a VTX that had already been set to R8 @25mw.

Flight controller

MATEKF722MINI w/OpenVTX and BETAFLIGHTF4 w/HDZero

Other components

MATEKF722MINI default 4.4.2 build w/OpenVTX on UART 3 ELRS on UART 2 (minimal test config)
BETAFLIGHTF4 default 4.4.2 build w/HDZero on UART 1 (Mobula8 HD ready for flight)
Both test images show a VTX that had already been set to R8 @25mw.

How are the different components wired up (including port information)

No response

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