[resources] Don't provide default environment for read bytes functions.

components/resources/library/src/commonMain/kotlin/org/jetbrains/compose/resources/FontResources.kt

@@ -38,13 +38,13 @@ expect fun Font(
 /**
  * Retrieves the byte array of the font resource.
  *
- * @param environment The optional resource environment.
+ * @param environment The resource environment.
  * @param resource The font resource.
  * @return The byte array representing the font resource.
  */
 @ExperimentalResourceApi
 suspend fun getFontResourceBytes(
-    environment: ResourceEnvironment = getSystemResourceEnvironment(),
+    environment: ResourceEnvironment,
     resource: FontResource
 ): ByteArray {
     val resourceItem = resource.getResourceItemByEnvironment(environment)

components/resources/library/src/commonMain/kotlin/org/jetbrains/compose/resources/ImageResources.kt

@@ -112,13 +112,13 @@ private fun svgPainter(resource: DrawableResource): Painter {
 /**
  * Retrieves the byte array of the drawable resource.
  *
- * @param environment The optional resource environment.
+ * @param environment The resource environment.
  * @param resource The drawable resource.
  * @return The byte array representing the drawable resource.
  */
 @ExperimentalResourceApi
 suspend fun getDrawableResourceBytes(
-    environment: ResourceEnvironment = getSystemResourceEnvironment(),
+    environment: ResourceEnvironment,
     resource: DrawableResource
 ): ByteArray {
     val resourceItem = resource.getResourceItemByEnvironment(environment)

components/resources/library/src/commonTest/kotlin/org/jetbrains/compose/resources/ComposeResourceTest.kt

@@ -307,9 +307,10 @@ class ComposeResourceTest {
     @OptIn(ExperimentalResourceApi::class)
     @Test
     fun testGetResourceBytes() = runTest {
-        val imageBytes = getDrawableResourceBytes(resource = TestDrawableResource("1.png"))
+        val env = getSystemEnvironment()
+        val imageBytes = getDrawableResourceBytes(env, TestDrawableResource("1.png"))
         assertEquals(946, imageBytes.size)
-        val fontBytes = getFontResourceBytes(resource = TestFontResource("font_awesome.otf"))
+        val fontBytes = getFontResourceBytes(env, TestFontResource("font_awesome.otf"))
         assertEquals(134808, fontBytes.size)
     }