Turn on Mux feature toggle for release (#667)

Author: dixonjoel

ni_measurementlink_service/_featuretoggles.py

@@ -147,4 +147,4 @@ def wrapper(*args: _P.args, **kwargs: _P.kwargs) -> _T:
 # Define feature toggle constants here:
 # --------------------------------------
 
-MULTIPLEXER_SUPPORT_2024Q2 = FeatureToggle("MULTIPLEXER_SUPPORT_2024Q2", CodeReadiness.NEXT_RELEASE)
+MULTIPLEXER_SUPPORT_2024Q2 = FeatureToggle("MULTIPLEXER_SUPPORT_2024Q2", CodeReadiness.RELEASE)