Chore: Fix pg_dump args (#1193)

Add --quote-all-identifiers to improve cross-Postgres-version imports, and improve readability

Author: marcleblanc2

internal/pgdump/pgdump.go

@@ -42,7 +42,7 @@ func RestoreCommand(t Target) string {
 
 // DumpCommand generates a pg_dump command that can be used for on-prem-to-Cloud migrations.
 func DumpCommand(t Target) string {
-	dump := fmt.Sprintf("pg_dump --no-owner --format=p --no-acl --clean --if-exists --username=%s --dbname=%s",
+	dump := fmt.Sprintf("pg_dump --clean --format=plain --if-exists --no-acl --no-owner --quote-all-identifiers --username=%s --dbname=%s",
 		t.Username, t.DBName)
 	if t.Password == "" {
 		return dump