chore: keep exponent non-negative to prevent NaNs

Signed-off-by: Athan <kgryte@gmail.com>

Author: kgryte

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

@@ -138,7 +138,7 @@
           "rand": {
             "prng": "random/base/uniform",
             "parameters": [
-              -10,
+              0,
               10
             ]
           },