Build openssl extension in baseruby correctly

Because the openssl extension is now required to build Ruby from source.

Author: kateinoigakukun

builders/wasm32-unknown-emscripten/Dockerfile

@@ -11,6 +11,7 @@ RUN set -eux; \
   apt-get update; \
   apt-get install ruby ruby-dev ruby-bundler nodejs \
     bison make autoconf git curl build-essential \
+    pkg-config libssl-dev \
     libyaml-dev zlib1g-dev gosu \
     libclang-13-dev -y; \
   apt-get clean; \

builders/wasm32-unknown-wasi/Dockerfile

@@ -12,6 +12,7 @@ RUN set -eux; \
   apt-get update; \
   apt-get install ruby ruby-dev ruby-bundler nodejs \
     bison make autoconf git curl build-essential \
+    pkg-config libssl-dev \
     libyaml-dev zlib1g-dev gosu \
     libclang-13-dev -y; \
   apt-get clean; \