chore(mssql): sleep in the healthcheck to make sure collation is setup

Yes this is incredibly gross, but even specifying the collation in the
`CREATE DATABASE` call doesn't work reliably.

compose.yaml

@@ -67,13 +67,13 @@ services:
       # where the CI stands for Case Insensitive.
       # We use a case-sensitive collation for testing so that we don't
       # break users with case-sensitive collations.
-      MSSQL_COLLATION: "Latin1_General_100_BIN2_UTF8"
+      MSSQL_COLLATION: Latin1_General_100_BIN2_UTF8
     healthcheck:
       interval: 1s
       retries: 20
       test:
         - CMD-SHELL
-        - $(find / -name sqlcmd -type f -executable) -C -S localhost -U sa -P "$$MSSQL_SA_PASSWORD" -Q "IF DB_ID('ibis_testing') IS NULL BEGIN CREATE DATABASE [ibis_testing] END"
+        - sleep 10 && $(find / -name sqlcmd -type f -executable) -C -S localhost -U sa -P "$$MSSQL_SA_PASSWORD" -Q "IF DB_ID('ibis_testing') is NULL BEGIN CREATE DATABASE [ibis_testing] END"
     ports:
       - 1433:1433
     volumes: