fix(make): update e2e kind cluster flag

[nojnhuh]

Description:
This flag changed from -kindCluster to -installType=KindCluster but
the Makefile wasn't updated. This change adds the fix so make test-e2e
doesn't throw an error for the unknown flag.

Affected area:

• New Functionality [ ]
• Documentation [ ]
• Install [ ]
• Control Plane [ ]
• CLI Tool [ ]
• Certificate Management [ ]
• Networking [ ]
• Metrics [ ]
• SMI Policy [ ]
• Security [ ]
• Tests [ ]
• CI System [ ]
• Performance [ ]
• Other [X]

Please answer the following questions with yes/no.

• Does this change contain code from or inspired by another project? If so, did you notify the maintainers and provide attribution?
  No

[codecov-io]

Codecov Report

Merging #2384 (bfdfc0f) into main (377a47f) will decrease coverage by 0.07%.
The diff coverage is 22.22%.

@@            Coverage Diff             @@
##             main    #2384      +/-   ##
==========================================
- Coverage   58.53%   58.46%   -0.08%     
==========================================
  Files         149      149              
  Lines        6669     6669              
==========================================
- Hits         3904     3899       -5     
- Misses       2751     2756       +5     
  Partials       14       14              

Impacted Files	Coverage Δ
...ertificate/providers/tresor/certificate_manager.go	60.91% <0.00%> (ø)
pkg/envoy/ads/grpc.go	0.00% <0.00%> (ø)
pkg/envoy/ads/stream.go	0.00% <0.00%> (ø)
pkg/envoy/rds/response.go	29.57% <0.00%> (ø)
pkg/configurator/client.go	84.67% <50.00%> (ø)
pkg/configurator/validating_webhook.go	75.36% <0.00%> (-3.63%)	⬇️

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[michelleN]

🙏