Update file content equality check

Author: turansky

kfc/kfc-gradle-plugin/src/main/kotlin/io/github/turansky/kfc/gradle/plugin/FileSystemOperations.kt

@@ -4,6 +4,7 @@ import org.gradle.api.file.Directory
 import org.gradle.api.file.FileSystemOperations
 import org.gradle.api.file.RegularFile
 import org.gradle.api.provider.Provider
+import java.io.File
 
 // WA for https://github.com/gradle/gradle/issues/1643
 fun FileSystemOperations.syncFile(
@@ -25,7 +26,7 @@ fun FileSystemOperations.syncFile(
         "Unable to sync unexisted file: `$sourceFile`"
     }
 
-    if (targetFile.exists() && targetFile.readText() == sourceFile.readText()) {
+    if (targetFile.exists() && hasEqualContent(sourceFile, targetFile)) {
         return
     }
 
@@ -35,6 +36,14 @@ fun FileSystemOperations.syncFile(
     }
 }
 
+private fun hasEqualContent(
+    fileA: File,
+    fileB: File,
+): Boolean {
+    return fileA.readBytes()
+        .contentEquals(fileB.readBytes())
+}
+
 enum class SyncFileStrategy {
     REQUIRED_SOURCE,
     OPTIONAL_SOURCE,