fix: align browser accessibility public contract

Author: chubes4

tests/public-api-contract.test.ts

@@ -159,6 +159,7 @@ assert.deepEqual(barrelExportModules(publicBarrel), [
   "./browser-artifact-lifecycle.js",
   "./browser-callback-contracts.js",
   "./browser-interaction.js",
+  "./browser-accessibility.js",
   "./browser-adaptive-exploration.js",
   "./browser-environment-matrix.js",
   "./browser-multi-actor-scenario-contracts.js",
@@ -243,6 +244,7 @@ assert.deepEqual(barrelExportModules(publicBarrel), [
 
 assert.deepEqual(barrelExportModules(contractsBarrel), [
   "./browser-probe-contract.js",
+  "./browser-accessibility.js",
   "./browser-multi-actor-scenario-contracts.js",
   "./browser-adaptive-exploration.js",
   "./browser-environment-matrix.js",

tests/runtime-contract-package-exports.test.ts

@@ -8,6 +8,8 @@ import * as publicFacade from "@automattic/wp-codebox-core/public"
 for (const entrypoint of [core, contracts, publicFacade]) {
   assert.equal(typeof entrypoint.runtimeContractManifest, "function")
   assert.equal(typeof entrypoint.runtimeDescriptor, "function")
+  assert.equal(entrypoint.BROWSER_ACCESSIBILITY_SCHEMA, "wp-codebox/browser-accessibility/v1")
+  assert.equal(typeof entrypoint.browserAccessibilityContract, "function")
   const manifest = entrypoint.runtimeContractManifest()
   const descriptor = entrypoint.runtimeDescriptor()