Increase travis timeout for "wine src/test/test_dash.exe" call (#1820)

There are timeouts happening on Travis now. Increasing travis_wait to 60
minutes.

Author: codablock

.travis.yml

@@ -83,7 +83,7 @@ script:
     - make $MAKEJOBS $GOAL || ( echo "Build failure. Verbose build follows." && make $GOAL V=1 ; false )
     - export LD_LIBRARY_PATH=$TRAVIS_BUILD_DIR/depends/$HOST/lib
     - if [ "$RUN_TESTS" = "true" -a "$WINE" != "true" ]; then travis_wait 30 make $MAKEJOBS check VERBOSE=1; fi
-    - if [ "$RUN_TESTS" = "true" -a "$WINE" = "true" ]; then travis_wait 30 wine src/test/test_dash.exe; fi
+    - if [ "$RUN_TESTS" = "true" -a "$WINE" = "true" ]; then travis_wait 60 wine src/test/test_dash.exe; fi
     - if [ "$RUN_TESTS" = "true" ]; then qa/pull-tester/rpc-tests.py --coverage; fi
 after_script:
     - echo $TRAVIS_COMMIT_RANGE