Update PacletInfo.wl

Author: wind-whispered

PacletInfo.wl

@@ -1,9 +1,11 @@
 PacletObject[<|
   "Name"        -> "NumOptimizationkit",
   "Version"     -> "1.0.0",
-  "Description" -> "Comprehensive numerical optimization and scientific computing toolkit \
-for Mathematica, covering optimization, root-finding, integration, ODE/PDE solvers, \
-linear algebra, interpolation and function approximation.",
+    "Description" -> "Comprehensive numerical optimization and scientific computing toolkit \
+for Mathematica, covering unconstrained and constrained optimization, root-finding, \
+nonlinear systems, integration, ODE solvers (including stiff methods), 1D/2D PDE solvers, \
+dense and sparse linear algebra, eigenanalysis, polynomial and scattered-data interpolation, \
+and function approximation.",
   "Creator"     -> "",
   "URL"         -> "",
   "Extensions"  -> {