chore(migration): update repository organization references in Angular changelog and rizzcharts samples

Author: gspencergoog

renderers/angular/CHANGELOG.md

@@ -3,8 +3,8 @@
 - (v0_9) Fix null de-referencing TypeError in `ComponentBinder` when `children` property is null or undefined. [#1472](https://github.com/a2ui-project/a2ui/pull/1472)
 - (v0_8) Fix Icon component to handle camelCase and TitleCase names by converting them to snake_case for `g-icon`.
 - (v0_8) Fix Modal component styling and position fixed for overlay.
-- (v0_9) Remove `placeholder` prop support from the `TextField` component, since it was not part of the v0_9 basic catalog schema. [#1372](https://github.com/google/A2UI/pull/1372)
-- (v0_9) Preserve `checks` property in `ExtendedProps` type. [#1523](https://github.com/google/A2UI/pull/1523)
+- (v0_9) Remove `placeholder` prop support from the `TextField` component, since it was not part of the v0_9 basic catalog schema. [#1372](https://github.com/a2ui-project/a2ui/pull/1372)
+- (v0_9) Preserve `checks` property in `ExtendedProps` type. [#1523](https://github.com/a2ui-project/a2ui/pull/1523)
 
 ## 0.10.0
 

samples/agent/adk/rizzcharts/java/src/main/java/com/google/a2ui/samples/rizzcharts/RizzchartsMain.java

@@ -67,7 +67,7 @@ public Map<String, Object> handleAgentCardGet() {
         "http://localhost:10002",
         List.of(
             "https://a2ui.org/specification/v0_8/standard_catalog_definition.json",
-            "https://github.com/google/A2UI/blob/main/samples/agent/adk/rizzcharts/rizzcharts_catalog_definition.json"));
+            "https://github.com/a2ui-project/a2ui/blob/main/samples/agent/adk/rizzcharts/rizzcharts_catalog_definition.json"));
   }
 
   @PostMapping(value = "/", produces = MediaType.APPLICATION_JSON_VALUE)

samples/agent/adk/rizzcharts/kotlin/src/main/kotlin/com/google/a2ui/samples/rizzcharts/RizzchartsMain.kt

@@ -128,7 +128,7 @@ fun main(args: Array<String>) {
               "http://localhost:10002",
               listOf(
                 "https://a2ui.org/specification/v0_8/standard_catalog_definition.json",
-                "https://raw.githubusercontent.com/google/A2UI/main/samples/agent/adk/rizzcharts/rizzcharts_catalog_definition.json",
+                "https://raw.githubusercontent.com/a2ui-project/a2ui/main/samples/agent/adk/rizzcharts/rizzcharts_catalog_definition.json",
               ),
             )
           call.respond(response)