[Tests] E-ACSL - ptests directive EXEC -> EXECNOW (same sematics with dune)

src/plugins/e-acsl/tests/test_config_dev

@@ -12,7 +12,7 @@ PLUGIN: e-acsl eva,scope,variadic rtegen
 COMMENT: The dependency to the plugin share directory has not to be explicited
 DEPS: @PTEST_SUITE_DIR@/../wrapper.sh @INCLUDED_HEADERS@
 
-EXEC: LOG @EACSL_ERR@ @PTEST_SUITE_DIR@/../wrapper.sh "@frama-c-exe@" "@PTEST_RESULT@" "@PTEST_NAME@" "@PTEST_FILE@" "@EACSL_ERR@" "@ROOT_EACSL_GCC_MISC_OPTS@ @ROOT_EACSL_GCC_OPTS_EXT@" "@PTEST_DEFAULT_OPTIONS@ @PTEST_LOAD_OPTIONS@ @ROOT_EACSL_GCC_FC_EXTRA@ @ROOT_EACSL_GCC_FC_EXTRA_EXT@" "@ROOT_EACSL_EXEC_FILTER@"
+EXECNOW: LOG @EACSL_ERR@ @PTEST_SUITE_DIR@/../wrapper.sh "@frama-c-exe@" "@PTEST_RESULT@" "@PTEST_NAME@" "@PTEST_FILE@" "@EACSL_ERR@" "@ROOT_EACSL_GCC_MISC_OPTS@ @ROOT_EACSL_GCC_OPTS_EXT@" "@PTEST_DEFAULT_OPTIONS@ @PTEST_LOAD_OPTIONS@ @ROOT_EACSL_GCC_FC_EXTRA@ @ROOT_EACSL_GCC_FC_EXTRA_EXT@" "@ROOT_EACSL_EXEC_FILTER@"
 
 COMMENT: These next macros can be redefined in a test file