Add system property for transfer in non-QS flow

For Panther(P10) / Cheetah(C10) (Pixel 7 / Pixel 7Pro)

Bug: 245814974
Bug: 260297446
Test: manual

Change-Id: I8c4f6c0da6f80ac5c15a518ddc8e4462aeb562c6

device-cheetah.mk

@@ -348,6 +348,11 @@ PRODUCT_VENDOR_PROPERTIES += \
 PRODUCT_PROPERTY_OVERRIDES += \
 	persist.vendor.audio.cca.enabled=false
 
+# The default value of this variable is false and should only be set to true when
+# the device allows users to enable the seamless transfer feature.
+PRODUCT_PRODUCT_PROPERTIES += \
+   euicc.seamless_transfer_enabled_in_non_qs=true
+
 # Device features
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/handheld_core_hardware.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/handheld_core_hardware.xml

device-panther.mk

@@ -332,6 +332,11 @@ PRODUCT_VENDOR_PROPERTIES += \
 PRODUCT_PROPERTY_OVERRIDES += \
 	persist.vendor.audio.cca.enabled=false
 
+# The default value of this variable is false and should only be set to true when
+# the device allows users to enable the seamless transfer feature.
+PRODUCT_PRODUCT_PROPERTIES += \
+   euicc.seamless_transfer_enabled_in_non_qs=true
+
 # Device features
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/handheld_core_hardware.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/handheld_core_hardware.xml