RSDK-9266: improve comments in golang module templates #16949

Job	Run time
appimage-ignore-tests	0s
static-ignore-tests	0s
test / Test meta.json jsonschema	28s
test / linux-amd64 Go Unit Tests	15m 53s
test / linux-arm64 Go Unit Tests	16m 44s
test / Go 32-bit Unit Tests	11m 41s
license_finder / Audit 3rd-Party Licenses	1m 15s
macos / build	3m 34s
test / Test Longer-running Motion Plans if affected / Check files	9s
test / Test Longer-running Motion Plans if affected / Motion Extended Tests	4m 41s
test / All Tests Passing	1s
static	0s
appimage	0s
droid / droid-build	0s
	54m 26s

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