Describe the bug

https://github.com/oclif/plugin-plugins/blob/main/src/plugins.ts#L386

https://github.com/oclif/oclif/blob/759d2b15bf0011ef1c7e7477efa0fa28585da8e5/test/fixtures/cli-with-jit-plugin/package.json#L11

To Reproduce
Steps to reproduce the behaviour:

1. Go to a plugin with jitPlugins
2. Set version to '*'
3. Install plugin
4. Run update
5. See error

# my-cli update alpha
Fetching information about CLI update [channel: alpha] [dist-tag: alpha-darwin-arm64]... already up-to-date (0.0.1-alpha-darwin-arm64.0)
 ›   Error: Invalid Version: *

Expected behavior

My CLI and plugins to be updated without erroring

Screenshots

N/A

Environment (please complete the following information):

• OS & version: MacOS Tahoe
• Shell/terminal & version: N/A

Additional context
N/A