[ivette/tests] Use dune exec for launching 'yarn playwright test'.

.gitlab-ci.yml

@@ -233,7 +233,7 @@ ivette-tests:
     - make clean && make && make -C ivette dist
     - cd ivette
     - cp dist/renderer/* dist/main/
-    - xvfb-run --auto-servernum -e /dev/stdout -s "-screen 0 1920x1080x24 -ac -nolisten tcp -nolisten unix" yarn playwright test --headed
+    - xvfb-run --auto-servernum -e /dev/stdout -s "-screen 0 1920x1080x24 -ac -nolisten tcp -nolisten unix" dune exec -- yarn playwright test --headed
   artifacts:
     paths:
       - ivette/test-results

ivette/Makefile

@@ -281,16 +281,16 @@ endif
 tests: dist
 	@cp dist/renderer/* dist/main/
 	@echo "[Ivette] running tests"
-	@yarn playwright test
+	@dune exec -- yarn playwright test
 
 tests-e2e: dist
 	@cp dist/renderer/* dist/main/
 	@echo "[Ivette] running tests (e2e)"
-	@yarn playwright test tests/e2e
+	@dune exec -- yarn playwright test tests/e2e
 
 tests-monkey: dist
 	@cp dist/renderer/* dist/main/
 	@echo "[Ivette] running tests (monkey)"
-	@yarn playwright test tests/monkey
+	@dune exec -- yarn playwright test tests/monkey
 
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