opensbi: bump to 1.4

This release has:
- Synopsys DesignWare APB GPIO driver
- Zicntr and Zihpm support
- Console print improvements
- Smepmp support
- Simple FDT based syscon regmap driver
- Syscon based reboot and poweroff driver
- Non-contiguous hpm counters
- Smcntrpmf support
- Full sparse hartid support
- IPI improvements
- RFENCE improvements
- Zkr support
- Andes custom PMU support
Overall, this release mainly adds more ISA extensions, drivers and other improvements.

https://github.com/riscv-software-src/opensbi/compare/v1.3.1...v1.4

(From OE-Core rev: 09f8f9d378fed275701840b7be2d7eeba6ca50e1)

Signed-off-by: Thomas Perrot <thomas.perrot@bootlin.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-bsp/opensbi/opensbi_1.4.bb

@@ -8,12 +8,12 @@ require opensbi-payloads.inc
 
 inherit autotools-brokensep deploy
 
-SRCREV = "057eb10b6d523540012e6947d5c9f63e95244e94"
-SRC_URI = "git://github.com/riscv/opensbi.git;branch=release-1.3.x;protocol=https"
+SRCREV = "a2b255b88918715173942f2c5e1f97ac9e90c877"
+SRC_URI = "git://github.com/riscv/opensbi.git;branch=master;protocol=https"
 
 S = "${WORKDIR}/git"
 
-EXTRA_OEMAKE += "PLATFORM=${RISCV_SBI_PLAT} I=${D} FW_PIC=n CLANG_TARGET= "
+EXTRA_OEMAKE += "PLATFORM=${RISCV_SBI_PLAT} I=${D} FW_PIC=y CLANG_TARGET= "
 # If RISCV_SBI_PAYLOAD is set then include it as a payload
 EXTRA_OEMAKE:append = " ${@riscv_get_extra_oemake_image(d)}"
 EXTRA_OEMAKE:append = " ${@riscv_get_extra_oemake_fdt(d)}"
@@ -43,5 +43,3 @@ FILES:${PN} += "/share/opensbi/*/${RISCV_SBI_PLAT}/firmware/fw_dynamic.*"
 
 COMPATIBLE_HOST = "(riscv64|riscv32).*"
 INHIBIT_PACKAGE_STRIP = "1"
-
-SECURITY_CFLAGS = ""