Move iOS build into separate CI run to see if this odd bug is triggered.

.github/workflows/test.yml

@@ -5,7 +5,6 @@ on:
   pull_request:
 
 jobs:
-
   build_linux:
     name: Build Linux
     runs-on: ubuntu-latest
@@ -34,6 +33,13 @@ jobs:
       - uses: actions/checkout@v2
       - run: |
           cargo build --release
+
+  build_ios:
+    name: Build iOS
+    runs-on: macos-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: |
           rustup target add aarch64-apple-ios x86_64-apple-ios
           cargo install cargo-lipo
           cargo lipo --release