refactor: apply suggestions from previous PRs

---
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: passed
  - task: lint_package_json
    status: na
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    status: na
  - 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: missing_dependencies
  - task: lint_c_examples
    status: na
  - task: lint_c_benchmarks
    status: missing_dependencies
  - task: lint_c_tests_fixtures
    status: na
  - task: lint_shell
    status: na
  - task: lint_typescript_declarations
    status: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

---
type: pre_push_report
description: Results of running various checks prior to pushing changes.
report:
  - task: run_javascript_examples
    status: na
  - task: run_c_examples
    status: na
  - task: run_cpp_examples
    status: na
  - task: run_javascript_readme_examples
    status: passed
  - task: run_c_benchmarks
    status: passed
  - task: run_cpp_benchmarks
    status: na
  - task: run_fortran_benchmarks
    status: na
  - task: run_javascript_benchmarks
    status: na
  - task: run_julia_benchmarks
    status: na
  - task: run_python_benchmarks
    status: na
  - task: run_r_benchmarks
    status: na
  - task: run_javascript_tests
    status: na
---

Author: anandkaranubc

lib/node_modules/@stdlib/stats/base/dists/degenerate/logpmf/README.md

@@ -125,7 +125,7 @@ for ( i = 0; i < 100; i++ ) {
 
 #### stdlib_base_dists_degenerate_logpmf( x, mu )
 
-Evaluates the natural logarithm of the probability mass function (logPMF) for a degenerate distribution centered at `mu`.
+Evaluate the natural logarithm of the [probability mass function][pmf] (PMF) for a [degenerate distribution][degenerate-distribution].
 
 ```c
 double out = stdlib_base_dists_degenerate_logpmf( 2.0, 3.0 );

lib/node_modules/@stdlib/stats/base/dists/degenerate/logpmf/benchmark/c/benchmark.c

@@ -16,12 +16,12 @@
 * limitations under the License.
 */
 
-#include <sys/time.h>
 #include "stdlib/stats/base/dists/degenerate/logpmf.h"
 #include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
+#include <sys/time.h>
 
 #define NAME "degenerate-logpmf"
 #define ITERATIONS 1000000

lib/node_modules/@stdlib/stats/base/dists/degenerate/logpmf/src/main.c

@@ -20,11 +20,11 @@
 #include "stdlib/math/base/assert/is_nan.h"
 
 /**
-* Evaluates the natural logarithm of the probability mass function (logPMF) for a degenerate distribution centered at `mu`.
+* Evaluates the natural logarithm of the probability mass function (PMF) for a degenerate distribution centered at `mu`.
 *
 * @param x    input value
 * @param mu   constant value of the distribution
-* @return     natural logarithm of the probability mass function, or NaN if input is invalid
+* @return     logarithm of probability mass function
 *
 * @example
 * double y = stdlib_base_dists_degenerate_logpmf( 2.0, 3.0 );