Restore Filtering platform in codegen (#35028)

Summary:
Pull Request resolved: #35028

**This Diff require a bump in the react-native-codegen (including this [commit](7680bde)) to work**

This diff sets up iOS and Android to pass their platform to the codegen so that we can have platform-specific specs.

## Changelog
[General][Added] - Enable platform-specific Codegen Specs

Reviewed By: cortinico

Differential Revision: D40516395

fbshipit-source-id: 0624f0bfb93c90f78131a605a4847e780783bbaf

Author: cipolleschi

packages/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTask.kt

@@ -63,7 +63,6 @@ abstract class GenerateCodegenSchemaTask : Exec() {
   }
 
   internal fun setupCommandLine() {
-    // TODO: restore the --platform android parameters as soon as we publish the codegen package.
     commandLine(
         windowsAwareCommandLine(
             *nodeExecutableAndArgs.get().toTypedArray(),
@@ -72,8 +71,8 @@ abstract class GenerateCodegenSchemaTask : Exec() {
                 .get()
                 .asFile
                 .absolutePath,
-            // "--platform",
-            // "android",
+            "--platform",
+            "android",
             generatedSchemaFile.get().asFile.absolutePath,
             jsRootDir.asFile.get().absolutePath,
         ))

packages/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTaskTest.kt

@@ -144,13 +144,13 @@ class GenerateCodegenSchemaTaskTest {
         }
 
     task.setupCommandLine()
-    // TODO: restore the --platform android parameters as soon as we publish the codegen package.
+
     assertEquals(
         listOf(
             "--verbose",
             File(codegenDir, "lib/cli/combine/combine-js-to-schema-cli.js").toString(),
-            // "--platform",
-            // "android",
+            "--platform",
+            "android",
             File(outputDir, "schema.json").toString(),
             jsRootDir.toString(),
         ),

scripts/codegen/generate-artifacts-executor.js

@@ -311,7 +311,6 @@ function generateSchema(tmpDir, library, node, codegenCliPath) {
 
   console.log(`\n\n[Codegen] >>>>> Processing ${library.config.name}`);
   // Generate one schema for the entire library...
-  // TODO: restore the `--platform ios` parameters as soon as we publish the codegen package.
   executeNodeScript(
     node,
     `${path.join(
@@ -320,7 +319,7 @@ function generateSchema(tmpDir, library, node, codegenCliPath) {
       'cli',
       'combine',
       'combine-js-to-schema-cli.js',
-    )} ${pathToSchema} ${pathToJavaScriptSources}`,
+    )} --platform ios ${pathToSchema} ${pathToJavaScriptSources}`,
   );
   console.log(`[Codegen] Generated schema: ${pathToSchema}`);
   return pathToSchema;