Update go runtime versions

Signed-off-by: Shiva Kumar (SW-CLOUD) <[email protected]>

Author: Shiva Kumar

versions.mk

@@ -15,4 +15,4 @@
 # DRIVER_VERSIONS contains latest version in all active datacenter branches
 DRIVER_VERSIONS ?= 535.274.02 570.195.03 580.95.05
 
-GOLANG_VERSION := 1.25.2
+GOLANG_VERSION ?= 1.25.2