Revert "SVY-20819 use signals instead of @input in our components"

This reverts commit 4d5b1a2.

Author: cPecican

components/projects/bootstrapcomponents/src/datalabel/datalabel.html

@@ -11,14 +11,14 @@
   @if ((showAs() === 'html' || showAs() === 'trusted_html')) {
     <span
       class="bts-label-text"
-      [innerHTML]="getDisplayValue() | formatFilter:format() | htmlFilter | trustAsHtml:isTrustedHTML() | designFilter:servoyApi.isInDesigner()"
+      [innerHTML]="dataProviderID() | formatFilter:format() | htmlFilter | trustAsHtml:isTrustedHTML() | designFilter:servoyApi.isInDesigner()"
       >
     </span>
   }
   @if (showAs() == 'text') {
     <span
       class="bts-label-text"
-      [textContent]="getDisplayValue() | formatFilter:format() | htmlFilter | trustAsHtml:isTrustedHTML() | designFilter:servoyApi.isInDesigner()"
+      [textContent]="dataProviderID() | formatFilter:format() | htmlFilter | trustAsHtml:isTrustedHTML() | designFilter:servoyApi.isInDesigner()"
       >
     </span>
   }

components/projects/bootstrapcomponents/src/datalabel/datalabel.ts

@@ -26,11 +26,6 @@ export class ServoyBootstrapDatalabel extends ServoyBootstrapBaseLabel<HTMLSpanE
             });
         }
     }
-    
-    getDisplayValue(): string {
-        const value = this.dataProviderID();
-        return value === 'SVY_TS_NULL_VALUE_' ? null : value;
-    }
 
 }