Update en-US.yml

Slightly improved error-text to: "At least one other facility depends on its services."

bin/standard/xcom1/Language/OXCE/en-US.yml

@@ -9,7 +9,7 @@ en-US:
   STR_FACILITY_IN_USE_PSI_LABS: "FACILITY IN USE!{SMALLLINE}Not enough psi labs."
   STR_FACILITY_IN_USE_GYMS: "FACILITY IN USE!{SMALLLINE}Not enough gyms."
   STR_FACILITY_IN_USE_PRISONS: "FACILITY IN USE!{SMALLLINE}Not enough alien containment."
-  STR_FACILITY_IN_USE_PROVIDES_REQUIRED: "FACILITY IN USE!{SMALLLINE}Other facilities depend on its services."
+  STR_FACILITY_IN_USE_PROVIDES_REQUIRED: "FACILITY IN USE!{SMALLLINE}At least one other facility depends on its services."
 #CraftWeaponsState.cpp
   STR_NOT_ENOUGH_HWP_CAPACITY: "NOT ENOUGH HWP CAPACITY AVAILABLE!{SMALLLINE}Use a different module or reduce the number of assigned HWPs."
 #SoldierAvatarState.cpp