refactor(ivy): add ɵɵupdateSyntheticHostBinding command (#30670)

- Refactors `ɵɵcomponentHostSyntheticProperty` into `ɵɵupdateSyntheticHostBinding`, to better align it with other new instructions.

PR Close #30670

packages/compiler/src/render3/r3_identifiers.ts

@@ -33,8 +33,8 @@ export class Identifiers {
 
   static select: o.ExternalReference = {name: 'ɵɵselect', moduleName: CORE};
 
-  static componentHostSyntheticProperty:
-      o.ExternalReference = {name: 'ɵɵcomponentHostSyntheticProperty', moduleName: CORE};
+  static updateSyntheticHostBinding:
+      o.ExternalReference = {name: 'ɵɵupdateSyntheticHostBinding', moduleName: CORE};
 
   static componentHostSyntheticListener:
       o.ExternalReference = {name: 'ɵɵcomponentHostSyntheticListener', moduleName: CORE};

packages/compiler/src/render3/view/compiler.ts

@@ -667,18 +667,7 @@ function createHostBindingsFunction(
           sanitizerFn = resolveSanitizationFn(securityContexts[0], isAttribute);
         }
       }
-      const isInstructionWithoutElementIndex =
-          instruction === R3.property || instruction === R3.attribute;
-      const instructionParams: o.Expression[] = isInstructionWithoutElementIndex ?
-          [
-            o.literal(bindingName),
-            bindingExpr.currValExpr,
-          ] :
-          [
-            elVarExp,
-            o.literal(bindingName),
-            o.importExpr(R3.bind).callFn([bindingExpr.currValExpr]),
-          ];
+      const instructionParams = [o.literal(bindingName), bindingExpr.currValExpr];
       if (sanitizerFn) {
         instructionParams.push(sanitizerFn);
       }
@@ -783,7 +772,7 @@ function getBindingNameAndInstruction(binding: ParsedProperty):
       // host bindings that have a synthetic property (e.g. @foo) should always be rendered
       // in the context of the component and not the parent. Therefore there is a special
       // compatibility instruction available for this purpose.
-      instruction = R3.componentHostSyntheticProperty;
+      instruction = R3.updateSyntheticHostBinding;
     } else {
       instruction = R3.property;
     }