Add iOS prod flag from RN 0.69.1->0.69.2

- missed in 0.69.1->0.70.0-rc.0 upg
- since 0.69.2 released 4 days later
- add 0.69.1->0.69.2 upg
- changes still not in main template
  - branches /main or 0.70-stable

Did
https://react-native-community.github.io/upgrade-helper/?from=0.69.1&to=0.70.0-rc.0

Now need to apply out 4 days later
https://react-native-community.github.io/upgrade-helper/?from=0.69.1&to=0.69.2

Now need to PR to main template

Fix: #757

Author: leotm

ios/Podfile

@@ -8,6 +8,8 @@ install! 'cocoapods', :deterministic_uuids => false
 
 ENV['RCT_NEW_ARCH_ENABLED'] = '1'
 
+production = ENV['PRODUCTION'] == '1'
+
 target 'MyApp' do
   config = use_native_modules!
 
@@ -19,6 +21,7 @@ target 'MyApp' do
     # Hermes is now enabled by default. Disable by setting this flag to false.
     # Upcoming versions of React Native may rely on get_default_flags(), but
     # we make it explicit here to aid in the React Native upgrade process.
+    :production => production,
     :hermes_enabled => true,
     :fabric_enabled => flags[:fabric_enabled],
     # Enables Flipper.

ios/Podfile.lock

@@ -944,6 +944,6 @@ SPEC CHECKSUMS:
   Yoga: 454a537b6acc2912c42976cf5e542060f7a23cfe
   YogaKit: f782866e155069a2cca2517aafea43200b01fd5a
 
-PODFILE CHECKSUM: 9c3b75c27c454be8fec3f0a1138686b680670368
+PODFILE CHECKSUM: 571d0df30309d56162dc92366495c703a1698097
 
 COCOAPODS: 1.11.3