[release-1.31] Bump k3s version for master and add/enhance tests

[brandond]

Proposed Changes

Updates k3s: k3s-io/k3s@ed9df16...c4bbfc3

Add e2e framework enhancements and integration test for bind-address flag

Types of Changes

bugfix, tests

Verification

tests

Testing

yes

Linked Issues

User-Facing Change

Further Comments

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 8.73%. Comparing base (1738adf) to head (d4c1de8).

❗ There is a different number of reports uploaded between BASE (1738adf) and HEAD (d4c1de8). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (1738adf)	HEAD (d4c1de8)
unittests	1	0

Additional details and impacted files

@@               Coverage Diff                @@
##           release-1.31   #7606       +/-   ##
================================================
- Coverage         22.96%   8.73%   -14.24%     
================================================
  Files                34      34               
  Lines              3505    3505               
================================================
- Hits                805     306      -499     
- Misses             2652    3176      +524     
+ Partials             48      23       -25     

Flag	Coverage Δ
inttests	8.73% <ø> (ø)
unittests	?

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