optimize create namespace page

[lepdou]

What's the purpose of this PR

Which issue(s) this PR fixes:

optimize create namespace page

Brief changelog

change list

1. adjust form field order
2. make create namespace as default action
3. make create private namespace as default type

old page

new page

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[codecov-commenter]

Codecov Report

Merging #4213 (a8eaecc) into master (79d9005) will increase coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #4213   +/-   ##
=========================================
  Coverage     52.55%   52.56%           
- Complexity     2631     2632    +1     
=========================================
  Files           485      485           
  Lines         15225    15225           
  Branches       1573     1573           
=========================================
+ Hits           8002     8003    +1     
+ Misses         6667     6666    -1     
  Partials        556      556           

Impacted Files	Coverage Δ
...nfigservice/filter/ClientAuthenticationFilter.java	93.61% <0.00%> (+2.12%)	⬆️

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[nobodyiam]

I'm okay with this change then.
BTW, does it look better if we align the create namespace tab with the appid?

[lepdou]

I have fixed it.

[nobodyiam]

LGTM