feat: add more options to configure FGW

[reaver-flomesh]

Description:

Testing done:

Affected area:

Functional Area
New Functionality	[ ]
CI System	[ ]
CLI Tool	[ ]
Certificate Management	[ ]
Control Plane	[ ]
Demo	[ ]
Documentation	[ ]
Egress	[ ]
Ingress	[ ]
Install	[ ]
Networking	[ ]
Observability	[ ]
Performance	[ ]
SMI Policy	[ ]
Security	[ ]
Sidecar Injection	[ ]
Tests	[ ]
Upgrade	[ ]
Other	[ ]

Please answer the following questions with yes/no.

1. Does this change contain code from or inspired by another project?

   • Did you notify the maintainers and provide attribution?

2. Is this a breaking change?

3. Has documentation corresponding to this change been updated in the fsm-docs repo (if applicable)?

[codecov-commenter]

Codecov Report

Attention: 56 lines in your changes are missing coverage. Please review.

Comparison is base (fdfcf0c) 48.53% compared to head (4805dd4) 48.29%.

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Additional details and impacted files

@@               Coverage Diff                @@
##           release/v1.1      #89      +/-   ##
================================================
- Coverage         48.53%   48.29%   -0.24%     
================================================
  Files               194      194              
  Lines             14545    14604      +59     
================================================
- Hits               7059     7053       -6     
- Misses             7442     7507      +65     
  Partials             44       44              

Flag	Coverage Δ
unittests	48.29% <8.19%> (-0.24%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
pkg/messaging/broker.go	63.07% <83.33%> (-1.79%)	⬇️
pkg/configurator/methods.go	23.25% <0.00%> (-0.91%)	⬇️
pkg/configurator/mock_client_generated.go	0.00% <0.00%> (ø)

... and 2 files with indirect coverage changes

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