move sidecar's envs into config.json

[cybwan]

Description:

1. move sidecar's ENVs into config.json
2. add osm.sidecarDisabledMTLS

Testing done:
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	[X]

Please answer the following questions with yes/no.

1. Does this change contain code from or inspired by another project? no

2. Is this a breaking change? no

3. Has documentation corresponding to this change been updated in the osm-edge-docs repo (if applicable)? no

[codecov-commenter]

Codecov Report

Attention: 8 lines in your changes are missing coverage. Please review.

Comparison is base (675bc04) 60.86% compared to head (f6be1eb) 60.84%.
Report is 5 commits behind head on release-v1.3.

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Additional details and impacted files

@@               Coverage Diff                @@
##           release-v1.3     #195      +/-   ##
================================================
- Coverage         60.86%   60.84%   -0.02%     
================================================
  Files               218      218              
  Lines             17136    17138       +2     
================================================
- Hits              10430    10428       -2     
- Misses             6653     6657       +4     
  Partials             53       53              

Flag	Coverage Δ
unittests	60.84% <11.11%> (-0.02%)	⬇️

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

Files	Coverage Δ
pkg/messaging/broker.go	87.50% <100.00%> (+0.05%)	⬆️
pkg/configurator/methods.go	34.33% <0.00%> (-0.12%)	⬇️

... and 1 file with indirect coverage changes

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