Support connecting to local isntances using unix domain sockets

[efirs]

GRPC do not allow to pass the token on unsecured channel. It only considers unix domain socket local connection as secure.

[codecov[bot]]

Codecov Report

Patch coverage: 62.50% and project coverage change: -0.10 :warning:

Comparison is base (c14c9bb) 85.03% compared to head (12e3c25) 84.93%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #324 +/- ## ========================================== - Coverage 85.03% 84.93% -0.10% ========================================== Files 37 37 Lines 3388 3406 +18 ========================================== + Hits 2881 2893 +12 - Misses 362 365 +3 - Partials 145 148 +3 ``` | [Impacted Files](https://app.codecov.io/gh/tigrisdata/tigris-client-go/pull/324?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tigrisdata) | Coverage Δ | | |---|---|---| | [driver/grpc.go](https://app.codecov.io/gh/tigrisdata/tigris-client-go/pull/324?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tigrisdata#diff-ZHJpdmVyL2dycGMuZ28=) | `88.02% <31.25%> (-0.29%)` | :arrow_down: | | [driver/internal.go](https://app.codecov.io/gh/tigrisdata/tigris-client-go/pull/324?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tigrisdata#diff-ZHJpdmVyL2ludGVybmFsLmdv) | `71.21% <63.63%> (-1.52%)` | :arrow_down: | | [driver/driver.go](https://app.codecov.io/gh/tigrisdata/tigris-client-go/pull/324?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tigrisdata#diff-ZHJpdmVyL2RyaXZlci5nbw==) | `83.89% <100.00%> (+0.27%)` | :arrow_up: |

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[github-actions[bot]]

:tada: This PR is included in version 1.1.0-next.6 :tada:

The release is available on GitHub release

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