chore: remove irrelevant keywords

---
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
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    status: passed
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  - task: lint_typescript_declarations
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  - task: lint_license_headers
    status: passed
---

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/sindf/package.json

@@ -57,15 +57,9 @@
     "mathematics",
     "math",
     "degree",
-    "cot",
-    "cotd",
-    "tan",
-    "tangent",
     "sin",
     "sine",
     "sindf",
-    "cos",
-    "cosine",
     "trig",
     "trigonometry"
   ]