component/postfix: Use openssl == 1.0

Since default openssl component is 1.1 and is not compatible with this
component, use openssl-1.0.

component/postfix/buildout.cfg

@@ -20,7 +20,7 @@ patches =
   ${:_profile_base_location_}/noroot.patch#738bcc97b8044c45b58708bdf3a84b8e
   ${:_profile_base_location_}/skip-libdb-check.patch#f7fdbd8787874b535fee548b0139c0d8
 configure-command = make
-configure-options = makefiles CCARGS='-DUSE_SASL_AUTH -DUSE_CYRUS_SASL -DUSE_TLS -DHAS_PCRE -DHAS_DB -I${libdb:location}/include -I${pcre:location}/include -I${openssl:location}/include -I${cyrus-sasl:location}/include/sasl' AUXLIBS='-L${openssl:location}/lib -L${pcre:location}/lib -L${libdb:location}/lib -L${cyrus-sasl:location}/lib -lssl -lpcre -ldb -lcrypto -lsasl2 -Wl,-rpath=${openssl:location}/lib -Wl,-rpath=${pcre:location}/lib -Wl,-rpath=${libdb:location}/lib -Wl,-rpath=${cyrus-sasl:location}/lib'
+configure-options = makefiles CCARGS='-DUSE_SASL_AUTH -DUSE_CYRUS_SASL -DUSE_TLS -DHAS_PCRE -DHAS_DB -I${libdb:location}/include -I${pcre:location}/include -I${openssl-1.0:location}/include -I${cyrus-sasl:location}/include/sasl' AUXLIBS='-L${openssl-1.0:location}/lib -L${pcre:location}/lib -L${libdb:location}/lib -L${cyrus-sasl:location}/lib -lssl -lpcre -ldb -lcrypto -lsasl2 -Wl,-rpath=${openssl-1.0:location}/lib -Wl,-rpath=${pcre:location}/lib -Wl,-rpath=${libdb:location}/lib -Wl,-rpath=${cyrus-sasl:location}/lib'
 make-targets = non-interactive-package install_root=${:location}
 environment =
   PATH=${patch:location}/bin:%(PATH)s