Increase inline cache size of GraalHPyIsNumber

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/hpy/GraalHPyContextFunctions.java

@@ -1665,7 +1665,7 @@ public static final class GraalHPyIsNumber extends GraalHPyContextFunction {
         Object execute(Object[] arguments,
                         @Cached HPyAsContextNode asContextNode,
                         @Cached HPyAsPythonObjectNode asPythonObjectNode,
-                        @CachedLibrary(limit = "1") PythonObjectLibrary lib,
+                        @CachedLibrary(limit = "3") PythonObjectLibrary lib,
                         @Cached HPyTransformExceptionToNativeNode transformExceptionToNativeNode) throws ArityException {
             if (arguments.length != 2) {
                 CompilerDirectives.transferToInterpreterAndInvalidate();