#2293 sp_Blitz 2014 support builds

Now only SP3 and newer are supported. Closes #2293.

Author: BrentOzar

sp_Blitz.sql

@@ -3542,7 +3542,7 @@ AS
 							IF (@ProductVersionMajor = 15 AND @ProductVersionMinor < 2000) OR
 							   (@ProductVersionMajor = 14 AND @ProductVersionMinor < 1000) OR
 							   (@ProductVersionMajor = 13 AND @ProductVersionMinor < 5026) OR
-							   (@ProductVersionMajor = 12 AND @ProductVersionMinor < 5000) OR
+							   (@ProductVersionMajor = 12 AND @ProductVersionMinor < 6024) OR
 							   (@ProductVersionMajor = 11 AND @ProductVersionMinor < 7001) OR
 							   (@ProductVersionMajor = 10.5 /*AND @ProductVersionMinor < 6000*/) OR
 							   (@ProductVersionMajor = 10 /*AND @ProductVersionMinor < 6000*/) OR