Merge pull request #254 from marta-lokhova/fixPgError

Fix Postgres error when test databases already exist

Author: SirTyson

src/FSLibrary/StellarKubeSpecs.fs

@@ -526,7 +526,8 @@ type NetworkCfg with
                        Some(
                            ShCmd.OfStrs [| "createdb"
                                            "test" + i.ToString() |]
-                       ) |]
+                       )
+                       |> ignoreError |]
             | _ -> [||]
 
         let waitForDB : ShCmd Option =