Small Makefile.in cleanup

engines_obj changed name to padlock_obj in Configure.  We need to do
the corresponding ENGINES_ASM_OBJ -> PADLOCK_ASM_OBJ in appropriate
Makefile.ins.
Reviewed-by: NRich Salz <rsalz@openssl.org>

Makefile.in

@@ -105,7 +105,7 @@ RMD160_ASM_OBJ= {- $target{rmd160_obj} -}
 WP_ASM_OBJ= {- $target{wp_obj} -}
 CMLL_ENC= {- $target{cmll_obj} -}
 MODES_ASM_OBJ= {- $target{modes_obj} -}
-ENGINES_ASM_OBJ= {- $target{engines_obj} -}
+PADLOCK_ASM_OBJ= {- $target{padlock_obj} -}
 CHACHA_ENC= {- $target{chacha_obj} -}
 POLY1305_ASM_OBJ= {- $target{poly1305_obj} -}
 PERLASM_SCHEME= {- $target{perlasm_scheme} -}
@@ -228,7 +228,7 @@ BUILDENV=	LC_ALL=C PLATFORM='$(PLATFORM)' PROCESSOR='$(PROCESSOR)'\
 		RMD160_ASM_OBJ='$(RMD160_ASM_OBJ)'		\
 		WP_ASM_OBJ='$(WP_ASM_OBJ)'			\
 		MODES_ASM_OBJ='$(MODES_ASM_OBJ)'		\
-		ENGINES_ASM_OBJ='$(ENGINES_ASM_OBJ)'		\
+		PADLOCK_ASM_OBJ='$(PADLOCK_ASM_OBJ)'		\
 		CHACHA_ENC='$(CHACHA_ENC)'			\
 		POLY1305_ASM_OBJ='$(POLY1305_ASM_OBJ)'		\
 		PERLASM_SCHEME='$(PERLASM_SCHEME)'		\

engines/Makefile.in

@@ -13,7 +13,7 @@ CFLAG=-g
 MAKEFILE=	Makefile
 AR=		ar r
 
-ENGINES_ASM_OBJ=
+PADLOCK_ASM_OBJ=
 
 PEX_LIBS=
 EX_LIBS=
@@ -34,7 +34,7 @@ LIBOBJ= \
 	e_padlock.o \
 	e_capi.o \
 	e_dasync.o \
-	$(ENGINES_ASM_OBJ)
+	$(PADLOCK_ASM_OBJ)
 
 TESTLIBNAMES= ossltest
 TESTLIBSRC= e_ossltest.c