Disable clang format in the plugin registrants (#83285)

packages/flutter_tools/lib/src/flutter_plugins.dart

@@ -427,6 +427,8 @@ const String _objcPluginRegistryHeaderTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #ifndef GeneratedPluginRegistrant_h
 #define GeneratedPluginRegistrant_h
 
@@ -447,6 +449,8 @@ const String _objcPluginRegistryImplementationTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #import "GeneratedPluginRegistrant.h"
 
 {{#plugins}}
@@ -543,6 +547,8 @@ const String _cppPluginRegistryHeaderTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #ifndef GENERATED_PLUGIN_REGISTRANT_
 #define GENERATED_PLUGIN_REGISTRANT_
 
@@ -559,6 +565,8 @@ const String _cppPluginRegistryImplementationTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #include "generated_plugin_registrant.h"
 
 {{#plugins}}
@@ -578,6 +586,8 @@ const String _linuxPluginRegistryHeaderTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #ifndef GENERATED_PLUGIN_REGISTRANT_
 #define GENERATED_PLUGIN_REGISTRANT_
 
@@ -594,6 +604,8 @@ const String _linuxPluginRegistryImplementationTemplate = '''
 //  Generated file. Do not edit.
 //
 
+// clang-format off
+
 #include "generated_plugin_registrant.h"
 
 {{#plugins}}