fix placeholder issue for number input fields

Author: mProjectsCode

exampleVault/Input Fields/Number.md

@@ -1,6 +1,7 @@
 ---
 number: 
 number2: 123
+number3: 
 ---
 
 ```meta-bind
@@ -9,4 +10,8 @@ INPUT[number(showcase):number]
 
 ```meta-bind
 INPUT[number(showcase):number2]
+```
+
+```meta-bind
+INPUT[number(showcase, placeholder(test)):number3]
 ```

packages/core/src/fields/inputFields/fields/Number/NumberIPF.ts

@@ -28,7 +28,7 @@ export class NumberIPF extends AbstractInputField<number, number> {
 
 	protected getMountArgs(): Record<string, unknown> {
 		return {
-			placeholder: this.mountable.getArgument(InputFieldArgumentType.PLACEHOLDER) ?? 'Number',
+			placeholder: this.mountable.getArgument(InputFieldArgumentType.PLACEHOLDER)?.value ?? 'Number',
 		};
 	}
 }