Removed version specified for splitbutton

Author: sridurgha

package.json

@@ -48,10 +48,10 @@
         "@syncfusion/ej2-angular-querybuilder": "*",
         "@syncfusion/ej2-angular-richtexteditor": "*",
         "@syncfusion/ej2-angular-schedule": "*",
-        "@syncfusion/ej2-angular-splitbuttons": "17.1.47",
+        "@syncfusion/ej2-angular-splitbuttons": "*",
         "@syncfusion/ej2-angular-treegrid": "*",
         "@syncfusion/ej2-angular-treemap": "*",
-        "@syncfusion/ej2-splitbuttons": "17.1.47",
+        "@syncfusion/ej2-splitbuttons": "*",
         "@types/codemirror": "0.0.56",
         "codemirror": "^5.37.0",
         "core-js": "^2.5.4",