docs: resolve the issue in manifest.json

Author: manvith2003

lib/node_modules/@stdlib/stats/base/dists/poisson/median/manifest.json

@@ -55,7 +55,6 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/special/floor"
       ]
@@ -72,7 +71,6 @@
       "libraries": [],
       "libpath": [],
       "dependencies": [
-        "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/assert/is-nan",
         "@stdlib/math/base/special/floor"
       ]