remove minifront workaround code

[turbocrime]

#173 is a workaround that should be removed when a new pd ships with a new bundled frontend that does not experience the issue.

i'm filing this issue before #173 merges so i can link an issue URL from a comment in that PR.

[TalDerei]

latest pd https://github.com/penumbra-zone/penumbra/releases/tag/v0.80.3

[turbocrime]

this was reverted at some point

prax/apps/extension/src/content-scripts/injected-penumbra-global.ts

Lines 60 to 68 in 7bcf54d

	/**
	* Meet the 'request' method of the old page API to mitigate incompatibility
	* with pd v0.80.0's bundled minifront. This prevents connection failure.
	* @todo Remove when bundled frontends are updated beyond `a31d54a`
	* @issue https://github.com/prax-wallet/web/issues/175
	*/
	request: async () => {
	await Promise.resolve(this.port ?? this.postConnectRequest());
	},