Add aarch64-unknown-linux-musl to release targets (#17)

Author: seanmor5

.github/workflows/release.yml

@@ -36,6 +36,7 @@ jobs:
               features: "static_openssl",
             }
           - { target: aarch64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.16", use-cross: true }
+          - { target: aarch64-unknown-linux-musl, os: ubuntu-20.04, nif: "2.16", use-cross: true, features: "static_openssl" }
           - { target: aarch64-apple-darwin, os: macos-11, nif: "2.16" }
           - { target: x86_64-apple-darwin, os: macos-11, nif: "2.16" }
           - { target: x86_64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.16" }
@@ -51,6 +52,7 @@ jobs:
               features: "static_openssl",
             }
           - { target: aarch64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.15", use-cross: true }
+          - { target: aarch64-unknown-linux-musl, os: ubuntu-20.04, nif: "2.15", use-cross: true, features: "static_openssl" }
           - { target: aarch64-apple-darwin, os: macos-11, nif: "2.15" }
           - { target: x86_64-apple-darwin, os: macos-11, nif: "2.15" }
           - { target: x86_64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.15" }
@@ -66,6 +68,7 @@ jobs:
               features: "static_openssl",
             }
           - { target: aarch64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.14", use-cross: true }
+          - { target: aarch64-unknown-linux-musl, os: ubuntu-20.04, nif: "2.14", use-cross: true, features: "static_openssl" }
           - { target: aarch64-apple-darwin, os: macos-11, nif: "2.14" }
           - { target: x86_64-apple-darwin, os: macos-11, nif: "2.14" }
           - { target: x86_64-unknown-linux-gnu, os: ubuntu-20.04, nif: "2.14" }

native/ex_tokenizers/.cargo/config

@@ -14,3 +14,8 @@ rustflags = [
 rustflags = [
   "-C", "target-feature=-crt-static"
 ]
+
+[target.aarch64-unknown-linux-musl]
+rustflags = [
+  "-C", "target-feature=-crt-static"
+]