Enable runtime testing of no-deprecated builds in Travis

(cherry picked from commit c89799605b833f769ce4cfd879bb291f49b133be)
Reviewed-by: NNicola Tuveri <nic.tuv@gmail.com>
Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10232)

.travis.yml

@@ -52,7 +52,7 @@ matrix:
           env: CONFIG_OPTS="--strict-warnings" COMMENT="Move to the BORINGTEST build when interoperable"
         - os: linux
           compiler: clang
-          env: CONFIG_OPTS="--strict-warnings -D__NO_STRING_INLINES no-deprecated" BUILDONLY="yes"
+          env: CONFIG_OPTS="--strict-warnings -D__NO_STRING_INLINES no-deprecated"
         - os: linux
           addons:
               apt: