refactor(ivy): define new AttributeMarker.Template marker (#29041)

This commit adds a new `AttributeMarker` type that will be used, in a
future commit, to mark attributes as coming from an inline-template
expansion, rather than the element that is being contained in the template.

PR Close #29041

packages/core/test/bundling/cyclic_import/bundle.golden_symbols.json

@@ -374,6 +374,9 @@
   {
     "name": "getLViewParent"
   },
+  {
+    "name": "getNameOnlyMarkerIndex"
+  },
   {
     "name": "getNativeAnchorNode"
   },
@@ -494,6 +497,9 @@
   {
     "name": "isLView"
   },
+  {
+    "name": "isNameOnlyAttributeMarker"
+  },
   {
     "name": "isNodeMatchingSelector"
   },
@@ -518,6 +524,9 @@
   {
     "name": "locateHostElement"
   },
+  {
+    "name": "matchTemplateAttribute"
+  },
   {
     "name": "namespaceHTML"
   },

packages/core/test/bundling/todo/bundle.golden_symbols.json

@@ -323,9 +323,21 @@
   {
     "name": "_c18"
   },
+  {
+    "name": "_c19"
+  },
   {
     "name": "_c2"
   },
+  {
+    "name": "_c20"
+  },
+  {
+    "name": "_c21"
+  },
+  {
+    "name": "_c22"
+  },
   {
     "name": "_c3"
   },
@@ -749,6 +761,9 @@
   {
     "name": "getMultiStylesStartIndex"
   },
+  {
+    "name": "getNameOnlyMarkerIndex"
+  },
   {
     "name": "getNativeAnchorNode"
   },
@@ -983,6 +998,9 @@
   {
     "name": "isListLikeIterable"
   },
+  {
+    "name": "isNameOnlyAttributeMarker"
+  },
   {
     "name": "isNodeMatchingSelector"
   },
@@ -1040,6 +1058,9 @@
   {
     "name": "markViewDirty"
   },
+  {
+    "name": "matchTemplateAttribute"
+  },
   {
     "name": "namespaceHTML"
   },