ath10k-firmware: Update QCA988X firmware to the latest version

This patch updates the QCA988X firmware to the latest revision
  firmware-5.bin_10.2.4-1.0-00037
found in the ath10k-firmware and linux-firmware repositories.

Tested on TP-Link Archer C7 v2 (ar71xx).

Signed-off-by: Timo Sigurdsson <public_timo.s@silentcreek.de>

package/firmware/ath10k-firmware/Makefile

@@ -8,9 +8,9 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ath10k-firmware
-PKG_SOURCE_DATE:=2018-04-19
-PKG_SOURCE_VERSION:=71e50312b54cc972657a7b08c470088447cb9676
-PKG_MIRROR_HASH:=726e7bce9917532e3b39ced6a17ca2d4c39fdf4c9bec4a3f8f2ea3e5defa6a54
+PKG_SOURCE_DATE:=2018-05-12
+PKG_SOURCE_VERSION:=952afa4949cb34193040cd4e7441e1aee50ac731
+PKG_MIRROR_HASH:=0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
@@ -433,7 +433,7 @@ define Package/ath10k-firmware-qca988x/install
 		$(PKG_BUILD_DIR)/QCA988X/hw2.0/board.bin \
 		$(1)/lib/firmware/ath10k/QCA988X/hw2.0/
 	$(INSTALL_DATA) \
-		$(PKG_BUILD_DIR)/QCA988X/hw2.0/10.2.4-1.0/firmware-5.bin_10.2.4-1.0-00033 \
+		$(PKG_BUILD_DIR)/QCA988X/hw2.0/10.2.4-1.0/firmware-5.bin_10.2.4-1.0-00037 \
 		$(1)/lib/firmware/ath10k/QCA988X/hw2.0/firmware-5.bin
 endef