File ovmf-pie.patch of Package ovmf

Index: edk2-edk2-stable202008/BaseTools/Source/C/Makefiles/header.makefile
===================================================================
--- edk2-edk2-stable202008.orig/BaseTools/Source/C/Makefiles/header.makefile
+++ edk2-edk2-stable202008/BaseTools/Source/C/Makefiles/header.makefile
@@ -88,7 +88,7 @@ else
 BUILD_CFLAGS = -MD -fshort-wchar -fno-strict-aliasing -fwrapv \
 -fno-delete-null-pointer-checks -Wall -Werror \
 -Wno-deprecated-declarations -Wno-stringop-truncation -Wno-restrict \
--Wno-unused-result -nostdlib -g
+-Wno-unused-result -nostdlib -g -fPIE
 endif
 endif
 ifeq ($(CXX), llvm)