qat: Export missing symbols in qat_common

Some symbols required by dependent modules were missing from
qat_common.ko and qat_api.ko, causing load failures when local symbol
resolution is disabled.

PR:		291271
Reviewed by:	zlei, markj
Differential Revision:	https://reviews.freebsd.org/D54107

sys/modules/qat/qat_api/Makefile

@@ -84,7 +84,7 @@ opt_qat.h:
 	@echo "#define QAT_DISABLE_SAFE_DC_MODE 1" >> ${.TARGET}
 .endif
 .endif
-
+EXPORT_SYMS=YES
 .include <bsd.kmod.mk>
 
 CWARNFLAGS+= -Wno-cast-qual

sys/modules/qat/qat_common/Makefile

@@ -40,5 +40,5 @@ opt_qat.h:
 	@echo "#define QAT_DISABLE_SAFE_DC_MODE 1" >> ${.TARGET}
 .endif
 .endif
-
+EXPORT_SYMS=YES
 .include <bsd.kmod.mk>