chore: use smallest subnormal

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

Author: kgryte

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

@@ -90,10 +90,10 @@
           "domain": [
             {
               "min": "-infinity",
-              "max": 0
+              "max": -5e-324
             },
             {
-              "min": 0,
+              "min": 5e-324,
               "max": "infinity"
             }
           ],