Upgrade golang to 1.17.6

[dloucasfx]

Upgrade Golang to the latest 1.17.x (1.17.6) to address the following vulnerabilities

• CVE-2021-41772
• CVE-2021-41771

This fixes #1063

Signed-off-by: Dani Louca dlouca@splunk.com

[rmfitzpatrick]

I think there are a few other references that could be updated:
https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/deps-test.yml#L15
https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/build-and-test.yml#L18
https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/windows-test.yml#L32
https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/integration-test.yml#L18

[dloucasfx]

I think there are a few other references that could be updated: https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/deps-test.yml#L15 https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/build-and-test.yml#L18 https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/windows-test.yml#L32 https://github.com/signalfx/splunk-otel-collector/blob/main/.github/workflows/integration-test.yml#L18

Changed the gh actions and updated the PR
Thanks