Reland: [flutter_tool] Where possible, catch only subtypes of Exception (#52021)

* Reland: [flutter_tool] Where possible, catch only subtypes of Exception

* Add armv7f to getIOSArchForName

packages/flutter_tools/lib/src/ios/xcodeproj.dart

diff --git a/packages/flutter_tools/lib/src/ios/xcodeproj.dart b/packages/flutter_tools/lib/src/ios/xcodeproj.dart
index b8c851f..f4480c8 100644
--- a/packages/flutter_tools/lib/src/ios/xcodeproj.dart
+++ b/packages/flutter_tools/lib/src/ios/xcodeproj.dart
@@ -360,7 +360,7 @@
       );
       final String out = result.stdout.trim();
       return parseXcodeBuildSettings(out);
-    } catch(error) {
+    } on Exception catch (error) {
       if (error is ProcessException && error.toString().contains('timed out')) {
         BuildEvent('xcode-show-build-settings-timeout',
           command: showBuildSettingsCommand.join(' '),