fix: promote test

Signed-off-by: Etienne Marais <[email protected]>

test/blackbox-tests/test-cases/pkg/pin-stanza/update-non-dune-local-pin.t

@@ -37,15 +37,13 @@ Make a package "foo" whose build will fail after printing a message:
 
 Attempt to build the package the first time:
 (the error from make is grep'd out because it is not consistant across different systems)
-  File "dune.lock/foo.pkg", line 4, characters 6-13:
   $ dune build 2>&1 | grep -v  -e "^make" -e "^gmake"
+  File "dune.lock/foo.pkg", line 4, characters 6-13:
   4 |  (run %{make}))
             ^^^^^^^
   Error: Logs for package foo
   aaa
-  make: *** [Makefile:3: all] Error 1
 
-  [1]
 
 Update the message that gets printed while building foo:
   $ cat >foo/Makefile <<EOF
@@ -61,6 +59,4 @@ The change to the package is picked up:
             ^^^^^^^
   Error: Logs for package foo
   bbb
-  make: *** [Makefile:3: all] Error 1
 
-  [1]