docs: fix descriptions

---
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: 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: na
  - task: lint_typescript_tests
    status: na
  - task: lint_license_headers
    status: passed
---

Author: kgryte

lib/node_modules/@stdlib/math/base/special/tand/README.md

@@ -20,7 +20,7 @@ limitations under the License.
 
 # tand
 
-> Computes the [tangent][trigonometric-functions] of an angle measured in degrees.
+> Compute the [tangent][trigonometric-functions] of an angle measured in degrees.
 
 <section class="intro">
 

lib/node_modules/@stdlib/math/base/special/tandf/README.md

@@ -20,7 +20,7 @@ limitations under the License.
 
 # tandf
 
-> Computes the [tangent][trigonometric-functions] of a single-precision floating-point number (in degrees).
+> Compute the [tangent][trigonometric-functions] of a single-precision floating-point number (in degrees).
 
 <section class="intro">