Fix set component registration issue. (#209)

The issue manidests with registered value components being missing at runtime.

Author: vkryachko

firebase-common/src/main/java/com/google/firebase/components/ComponentRuntime.java

@@ -75,7 +75,7 @@ private void processInstanceComponents() {
     for (Map.Entry<Component<?>, Lazy<?>> entry : components.entrySet()) {
       Component<?> component = entry.getKey();
       if (!component.isValue()) {
-        return;
+        continue;
       }
 
       Lazy<?> lazy = entry.getValue();

firebase-common/src/test/java/com/google/firebase/components/ComponentRuntimeTest.java

@@ -266,4 +266,22 @@ public void setComponents_shouldParticipateInCycleDetection() {
       // success.
     }
   }
+
+  @Test
+  public void setComponents_shouldNotPreventValueComponentsFromBeingRegistered() {
+    ComponentRuntime runtime =
+        new ComponentRuntime(
+            EXECUTOR,
+            Collections.emptySet(),
+            Component.intoSet(1, Integer.class),
+            Component.intoSet(2, Integer.class),
+            Component.of(2f, Float.class),
+            Component.intoSet(3, Integer.class),
+            Component.intoSet(4, Integer.class),
+            Component.of(4d, Double.class));
+
+    assertThat(runtime.setOf(Integer.class)).containsExactly(1, 2, 3, 4);
+    assertThat(runtime.get(Float.class)).isEqualTo(2f);
+    assertThat(runtime.get(Double.class)).isEqualTo(4d);
+  }
 }