[Update Request]: SDR-Radio.Beta

### What type of update are you requesting?

A new version of an existing package

### Current Package Identifier

SimonG4ELI.SDR-Radio.Beta

### Package Version

3.4-b4170

### Please describe the changes you would like to see

64-bit: https://www.dropbox.com/scl/fi/gb0rv6l9ghu5y4nrq27jn/SDR-Radio-V3.4-64-bit-2026-08-27_0628.exe?rlkey=fc362tcmdsi0116r1p2vcs514&dl=1
32-bit: https://www.dropbox.com/scl/fi/kvawmnpi1ozgdl6kpd1ru/SDR-Radio-V3.4-32-bit-2026-08-27_0639.exe?rlkey=0uqb2x2f6y0tiz4d38ozg8dxe&dl=1

(https://www.sdr-radio.com/download#Beta)

Replaces: #408281

Start by locating the existing manifest for SimonG4ELI.SDR-Radio.Beta and compare its current version and installer URLs with the request. Done means updating the package to version 3.4-b4170 with the supplied 64-bit and 32-bit downloads, while checking the SDR-Radio Beta download page for consistency.

Written by the indexing model from the issue text.