Fix: GetAllApplications sets the Pagination.Limit field to max

[adshmh]

Summary

This PR fixed the GetAllApplications method to set the pagination limit to the maximum value allowed by the Cosmos SDK, to allow returning all onchain applications in a single call.

Issue

GetAllApplications method was only returning the default number of onchain apps in a single call, omitting the rest of the applications from the results.

Type of change

Select one or more:

• New feature, functionality or library
• Bug fix
• Code health or cleanup
• Documentation
• Other (specify)

Sanity Checklist

• I have tested my changes using the available tooling
• I have commented my code
• I have performed a self-review of my own code; both comments & source code
• I create and reference any new tickets, if applicable
• I have left TODOs throughout the codebase, if applicable

[red-0ne]

LGTM