Bump otel collector contrib dependancy

[dmitryax]

Also apply changes to adapt for a breaking change in contrib to custom unmarshalling

Need to pick up these commits:

• open-telemetry/opentelemetry-collector-contrib@a067bf9
• open-telemetry/opentelemetry-collector-contrib@cac7bc6

[codecov]

Codecov Report

Merging #276 (75404f4) into main (d429f36) will decrease coverage by 0.03%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #276      +/-   ##
==========================================
- Coverage   86.93%   86.89%   -0.04%     
==========================================
  Files          20       20              
  Lines        1492     1488       -4     
==========================================
- Hits         1297     1293       -4     
  Misses        160      160              
  Partials       35       35              

Impacted Files	Coverage Δ
internal/extension/smartagentextension/factory.go	72.72% <ø> (-0.61%)	⬇️
internal/receiver/smartagentreceiver/factory.go	100.00% <ø> (ø)
internal/extension/smartagentextension/config.go	92.30% <100.00%> (-0.10%)	⬇️
internal/receiver/smartagentreceiver/config.go	92.91% <100.00%> (-0.06%)	⬇️

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[rmfitzpatrick]

This isn't technically a transparent change, but works coincidentally by the default config (intoCfg) sharing values with config, err := smartAgentConfigFromSettingsMap(allSettings).

[rmfitzpatrick]

I'm more caught up on the signature/parser changes and see this isn't the case (invocation is about the same https://github.com/open-telemetry/opentelemetry-collector/pull/2867/files#diff-9c00f8edbdec0493154b28fa17b5f69bdcd8097bcf96cd3bd7d664e145c9b8f6R549)