Country flags that are checked but never set

[Pelmen323]

Quick questions Kaiserreich version: master pulled 29.01.2022

Explanation of the issue: Those country flags were reported by autotest as the ones that are checked but never set:

34 unset country flags found. Probably some of these are commented things, but they should be rechecked anyway Following country flags are not set via set_country_flag:

• [x] KR_can_lower_autonomy_level
• [x] DEI_Koninkrijksstatuut_signed - used in dei_rebel_tick_mon mission, makes the mission available always 'false'
• [x] INC_tan_viet_join_land_reform
• [x] JAP_minor_railroad
• [x] CHI_soong_control - commented flag of stuff that may be needed in future
• [x] CHI_mingshu_control - commented flag of stuff that may be needed in future
• [x] CHI_mingshu_lkmt
• [x] USA_civil_war_begun_flag
• [x] FNG_worker_promises
• [x] ZIM_NZA
• [x] DEI_INS_COUP_AVOIDED - commented flag of stuff that may be needed in future
• [x] INC_border_skirmish_with_China
• [x] scotland_social_democrat - Zim?
• [x] scotland_social_liberal
• [x] scotland_authoritarian_democrat
• [x] SIA_hapagproposal
• [x] SIA_maritimesilkroad_proposed
• [x] FNG_JAP_stance_aggressive
• [x] FNG_JAP_stance_constructive
• [x] FNG_zhigong_party_active
• [x] FNG_national_unity_league_active
• [x] Rebels_Separated
• [x] GER_ECO_LAISSEZ_FAIRE
• [x] GER_ECO_BALANCED
• [x] GER_ECO_PLANNED_ECONOMY
• [x] EGY_egyptian_disloyal_tribes_flag
• [x] FNG_shenyang_event_target - Something is wrong with that flag, not touching it
• [x] GEA_sharing_military_technology
• [x] INC_Full_syndie
• [x] INC_Full_anarchist
• [x] wu_goes_to_chen_second_time
• [x] SQI_lepger_puppet
• [x] SIA_provoked_by_Burma
• [x] USA_1940_republican_primary_macarthur - Added not so long ago, not touching it myself

[Pelmen323]

@Alpinia I fixed most, please check remaining ones

[Alpinia]

Fixed the rest of them.