feat: add poisson to namespace

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
  - task: lint_filenames
    status: passed
  - task: lint_editorconfig
    status: passed
  - task: lint_markdown
    status: na
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: passed
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: na
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: na
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: passed
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/random/lib/index.js

@@ -288,6 +288,15 @@ setReadOnly( ns, 'normal', require( '@stdlib/random/normal' ) );
 */
 setReadOnly( ns, 'pareto1', require( '@stdlib/random/pareto-type1' ) );
 
+/**
+* @name poisson
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/random/poisson}
+*/
+setReadOnly( ns, 'poisson', require( '@stdlib/random/poisson' ) );
+
 /**
 * @name sample
 * @memberof ns