sm6375-common: Convert WiFi firmware symlink to install_symlink target

The last bit that was preventing building hermetic images.

Change-Id: I75bb7de4593a7992f6015317cf97e088beeba0cb

Android.bp

@@ -23,3 +23,17 @@ install_symlink {
     installed_location: "rfs/msm/mpss/readonly/vendor/fsg",
     symlink_target: "/vendor/fsg",
 }
+
+install_symlink {
+    name: "firmware_wlan_mac.bin_symlink",
+    vendor: true,
+    installed_location: "firmware/wlan/qca_cld/wlan_mac.bin",
+    symlink_target: "/mnt/vendor/persist/wlan_mac.bin",
+}
+
+install_symlink {
+    name: "firmware_WCNSS_qcom_cfg.ini_symlink",
+    vendor: true,
+    installed_location: "firmware/wlan/qca_cld/WCNSS_qcom_cfg.ini",
+    symlink_target: "/vendor/etc/wifi/WCNSS_qcom_cfg.ini",
+}

Android.mk

@@ -35,14 +35,4 @@ $(FSG_MOUNT_POINT): $(LOCAL_INSTALLED_MODULE)
 	@mkdir -p $(TARGET_OUT_VENDOR)/fsg
 
 ALL_DEFAULT_INSTALLED_MODULES += $(FIRMWARE_MOUNT_POINT) $(BT_FIRMWARE_MOUNT_POINT) $(DSP_MOUNT_POINT) $(FSG_MOUNT_POINT)
-
-WIFI_FIRMWARE_SYMLINKS := $(TARGET_OUT_VENDOR)/firmware/wlan/qca_cld
-$(WIFI_FIRMWARE_SYMLINKS): $(LOCAL_INSTALLED_MODULE)
-	@echo "Creating wifi firmware symlinks: $@"
-	@mkdir -p $@
-	$(hide) ln -sf /mnt/vendor/persist/wlan_mac.bin $@/wlan_mac.bin
-	$(hide) ln -sf /vendor/etc/wifi/WCNSS_qcom_cfg.ini $@/WCNSS_qcom_cfg.ini
-
-ALL_DEFAULT_INSTALLED_MODULES += $(WIFI_FIRMWARE_SYMLINKS)
-
 endif

common.mk

@@ -392,6 +392,11 @@ PRODUCT_PACKAGES += \
     wpa_supplicant \
     wpa_supplicant.conf
 
+# WiFi firmware symlinks
+PRODUCT_PACKAGES += \
+    firmware_wlan_mac.bin_symlink \
+    firmware_WCNSS_qcom_cfg.ini_symlink
+
 PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/wifi/WCNSS_qcom_cfg.ini:$(TARGET_COPY_OUT_VENDOR)/etc/wifi/WCNSS_qcom_cfg.ini \
     $(LOCAL_PATH)/wifi/p2p_supplicant_overlay.conf:$(TARGET_COPY_OUT_VENDOR)/etc/wifi/p2p_supplicant_overlay.conf \