message: fix indexer flags
diff: @@ -83,12 +83,12 @@ var (
  Usage: "Whether or not this indexer should operate in Bedrock mode",
  EnvVar: prefixEnvVar("BEDROCK"),
  }
  - BedrockL1StandardBridgeAddress = cli.BoolFlag{
  + BedrockL1StandardBridgeAddress = cli.StringFlag{
  Name: "bedrock.l1-standard-bridge-address",
  Usage: "Address of the L1 standard bridge",
  EnvVar: prefixEnvVar("BEDROCK_L1_STANDARD_BRIDGE"),
  }
  - BedrockOptimismPortalAddress = cli.BoolFlag{
  + BedrockOptimismPortalAddress = cli.StringFlag{
  Name: "bedrock.portal-address",
  Usage: "Address of the portal",
  EnvVar: prefixEnvVar("BEDROCK_OPTIMISM_PORTAL"),
  