(enhancement) update useVisit hook

[donaldkibet]

Requirements

• This PR has a title that briefly describes the work done, including the ticket number if there is a ticket.

For changes to apps

• My work conforms to the OpenMRS 3.0 Styleguide.

If applicable

• My work includes tests or is validated by existing tests.
• I have updated the esm-framework mock to reflect any API changes I have made.

Summary

1. Update useVisit hook to return currentVisit as active visit when startDatetime is today and stopDatetime as null

Screenshots

Related Issue

Other

[github-actions]

File size impact

Merging enhancement/active-visits into master impact files as follow:

@openmrs/esm-devtools-app (+0.1%)

Files	new size
packages/apps/esm-devtools-app/dist/217.js	403 kB (+421 B / +0.1%)	↗️
Unmodified (4)	25.2 kB (0 B / +0%)	👻
Total (5)	428 kB (+421 B / +0.1%)	↗️

@openmrs/esm-implementer-tools-app (+0.02%)

Files	new size
packages/apps/esm-implementer-tools-app/dist/217.js	403 kB (+421 B / +0.1%)	↗️
Unmodified (20)	1.94 MB (0 B / +0%)	👻
Total (21)	2.34 MB (+421 B / +0.02%)	↗️

@openmrs/esm-login-app (+0.02%)

Files	new size
packages/apps/esm-login-app/dist/217.js	403 kB (+421 B / +0.1%)	↗️
Unmodified (27)	1.61 MB (0 B / +0%)	👻
Total (28)	2.01 MB (+421 B / +0.02%)	↗️

@openmrs/esm-offline-tools-app (+0.02%)

Files	new size
packages/apps/esm-offline-tools-app/dist/217.js	403 kB (+421 B / +0.1%)	↗️
Unmodified (25)	2.37 MB (0 B / +0%)	👻
Total (26)	2.77 MB (+421 B / +0.02%)	↗️

@openmrs/esm-primary-navigation-app (+0.02%)

Files	new size
packages/apps/esm-primary-navigation-app/dist/217.js	403 kB (+421 B / +0.1%)	↗️
Unmodified (17)	1.74 MB (0 B / +0%)	👻
Total (18)	2.14 MB (+421 B / +0.02%)	↗️

@openmrs/esm-app-shell (+0.32%)

Files	new size
packages/shell/esm-app-shell/dist/86f000bf73a71ab2ed8e.js	9.56 kB	👶
packages/shell/esm-app-shell/dist/openmrs.js	1.41 MB (+6.68 kB / +0.48%)	↗️
packages/shell/esm-app-shell/dist/c6e919635c7485e14f27.js	deleted (-9.56 kB)
packages/shell/esm-app-shell/dist/service-worker.js	164 kB (0 B / +0%)	👻
Unmodified (1)	528 kB (0 B / +0%)	👻
Total (5)	2.11 MB (+6.68 kB / +0.32%)	↗️

_{Generated by @jsenv/file-size-impact during Report bundle size#1982024195 on 0272791}