use older version of centos/nodejs-12

Author: RobinMalfait

.github/workflows/release-insiders-oxide.yml

@@ -170,7 +170,7 @@ jobs:
         include:
           - target: x86_64-unknown-linux-gnu
             strip: strip
-            image: docker.io/centos/nodejs-14-centos7
+            image: docker.io/centos/nodejs-12-centos7
           - target: aarch64-unknown-linux-gnu
             strip: aarch64-linux-gnu-strip
             image: ghcr.io/napi-rs/napi-rs/nodejs-rust:lts-debian