Exclude examples from experimental build tests

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
         if: matrix.toolchain == 'stable' && matrix.os == 'ubuntu-latest'
 
       - run: cargo test --all-targets
-      - run: cargo test --all-targets --features=experimental
+      - run: cargo test --lib --bins --tests --benches --features=experimental
       - run: cargo test --all-targets --features=symphonia-all
       # `cargo test` does not check benchmarks and `cargo test --all-targets` excludes
       # documentation tests. Therefore, we need an additional docs test command here.

examples/automatic_gain_control.rs

@@ -23,8 +23,6 @@ fn main() {
     // or we would lose it when we move it into the periodic access.
     let agc_enabled = Arc::new(AtomicBool::new(true));
 
-    #[cfg(not(feature = "experimental"))]
-    {
     let agc_enabled_clone = agc_enabled.clone();
     let controlled = agc_source.periodic_access(Duration::from_millis(5), move |agc_source| {
         agc_source.set_enabled(agc_enabled_clone.load(Ordering::Relaxed));
@@ -33,11 +31,6 @@ fn main() {
     // Add the source now equipped with automatic gain control and controlled via
     // periodic_access to the sink for playback.
     sink.append(controlled);
-    }
-    #[cfg(feature = "experimental")]
-    {
-        sink.append(agc_source);
-    }
 
     // After 5 seconds of playback disable automatic gain control using the
     // shared AtomicBool `agc_enabled`. You could do this from another part