This fixes:
pkg/cmd/grafana-cli/commands/upgrade_all_command.go:56:3: should merge variable declaration with assignment on next line (S1021)
pkg/login/ldap.go:406:4: should merge variable declaration with assignment on next line (S1021)
pkg/services/sqlstore/migrator/dialect.go:87:2: should merge variable declaration with assignment on next line (S1021)
pkg/services/sqlstore/migrator/dialect.go:165:2: should merge variable declaration with assignment on next line (S1021)
pkg/tsdb/cloudwatch/metric_find_query_test.go:185:2: should merge variable declaration with assignment on next line (S1021)
