Using glibc for amd64 and muslc for arm64

[jcortejoso]

Description

As pointed by @carterqw2 (🙏 ), celo-bls-go is not compatible with musl for amd64.

This PR aims to use glibc for amd64 image, and musl for arm64 images.

[github-actions[bot]]

Coverage from tests in ./e2e_test/... for ./consensus/istanbul/... at commit 3a189b0d90c918e817f82230a37eb5605553c4c2

coverage: 50.7% of statements across all listed packages

coverage:  63.2% of statements in consensus/istanbul
coverage:  42.7% of statements in consensus/istanbul/announce
coverage:  55.7% of statements in consensus/istanbul/backend
coverage:   0.0% of statements in consensus/istanbul/backend/backendtest
coverage:  24.3% of statements in consensus/istanbul/backend/internal/replica
coverage:  64.7% of statements in consensus/istanbul/core
coverage:  50.0% of statements in consensus/istanbul/db
coverage:   0.0% of statements in consensus/istanbul/proxy
coverage:  64.2% of statements in consensus/istanbul/uptime
coverage:  51.8% of statements in consensus/istanbul/validator
coverage:  79.2% of statements in consensus/istanbul/validator/random

[github-actions[bot]]

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (44c7490) 55.09% compared to head (44e4e06) 55.12%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2213 +/- ## ========================================== + Coverage 55.09% 55.12% +0.03% ========================================== Files 683 683 Lines 114533 114533 ========================================== + Hits 63100 63137 +37 + Misses 47541 47502 -39 - Partials 3892 3894 +2 ```

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