Building wheels for Pyaudio on aarch64 linux fails without compiler

[HipsterBrown]

While debugging the startup of this module with a community member, the pyaudio dependency failed to build the native wheels without access to aarch64-linux-gnu-gcc compiler.

We should check for this command on aarch64 linux systems in run.sh and install the compiler if needed:

sudo apt-get -y install gcc-aarch64-linux-gnu