docs: update description

Signed-off-by: Athan <[email protected]>

Author: kgryte

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

@@ -76,7 +76,7 @@
       "parameters": [
         {
           "name": "x",
-          "desc": "input value (in radians)",
+          "desc": "input value",
           "type": {
             "javascript": "number",
             "jsdoc": "number",