[BugFix] Fail to add custom stream load table properties

[Lyang77]

What type of PR is this：

• BugFix
• Feature
• Enhancement
• Refactor
• UT
• Doc
• Tool

Problem Summary(Required) ：

判断有误导致自定义properties无法添加进httpPut的header中

Checklist:

• I have added test cases for my bug fix or my new feature
• This pr will affect users' behaviors
• This pr needs user documentation (for new or modified features or behaviors)
• I have added documentation for my new feature or new function

[CLAassistant]

All committers have signed the CLA.

[banmoy]

@Lyang77 Thanks for the fix. Could you sign the CLA?

[Lyang77]

@Lyang77 Thanks for the fix. Could you sign the CLA?

@banmoy ok

[banmoy]

LGTM