fix: clarified dangling slot explanation

Author: jhefferman-sfdc

packages/@lwc/ssr-compiler/src/compile-template/transformers/component/component.ts

@@ -20,7 +20,7 @@ const bYieldFromChildGenerator = esTemplateWithYield`
         const childProps = ${/* child props */ is.objectExpression};
         const childAttrs = ${/* child attrs */ is.objectExpression};
         /* 
-            If a slotAttributeValue is present, it is dangling and should be assigned to any slotted content. This behavior aligns with v1 and engine-dom.
+            If 'slotAttributeValue' is set, it references a slot that does not exist, and the 'slot' attribute should be set in the DOM. This behavior aligns with engine-server and engine-dom.
             See: engine-server/src/__tests__/fixtures/slot-forwarding/slots/dangling/ for example case.
         */
         if (slotAttributeValue) {

packages/@lwc/ssr-compiler/src/compile-template/transformers/component/lwc-component.ts

@@ -26,7 +26,7 @@ const bYieldFromDynamicComponentConstructorGenerator = esTemplateWithYield`
         const childProps = ${/* child props */ is.objectExpression};
         const childAttrs = ${/* child attrs */ is.objectExpression};
         /* 
-            If a slotAttributeValue is present, it is dangling and should be assigned to any slotted content. This behavior aligns with v1 and engine-dom.
+            If 'slotAttributeValue' is set, it references a slot that does not exist, and the 'slot' attribute should be set in the DOM. This behavior aligns with engine-server and engine-dom.
             See: engine-server/src/__tests__/fixtures/slot-forwarding/slots/dangling/ for example case.
         */
         if (slotAttributeValue) {

packages/@lwc/ssr-compiler/src/compile-template/transformers/element.ts

@@ -121,7 +121,7 @@ const bConditionallyYieldScopeTokenClass = esTemplateWithYield`
 `<EsIfStatement>;
 
 /* 
-    If a slotAttributeValue is present, it is dangling and should be assigned to any slotted content. This behavior aligns with v1 and engine-dom.
+    If `slotAttributeValue` is set, it references a slot that does not exist, and the `slot` attribute should be set in the DOM. This behavior aligns with engine-server and engine-dom.
     See: engine-server/src/__tests__/fixtures/slot-forwarding/slots/dangling/ for example case.
 */
 const bConditionallyYieldDanglingSlotName = esTemplateWithYield`