Replace usage of String.format in library

library/src/commonMain/kotlin/com/lagradost/cloudstream3/extractors/Cda.kt

@@ -14,7 +14,6 @@ open class Cda : ExtractorApi() {
     override var name = "Cda"
     override val requiresReferer = false
 
-
     override suspend fun getUrl(url: String, referer: String?): List<ExtractorLink>? {
         val mediaId = url
             .split("/").last()
@@ -68,7 +67,7 @@ open class Cda : ExtractorApi() {
         a = URLDecoder.decode(a, "UTF-8")
         a = a.map { char ->
             if (char.code in 33..126) {
-                return@map String.format("%c", 33 + (char.code + 14) % 94)
+                return@map (33 + (char.code + 14) % 94).toChar().toString()
             } else {
                 return@map char
             }

library/src/commonMain/kotlin/com/lagradost/cloudstream3/extractors/Gofile.kt

@@ -8,6 +8,7 @@ import com.lagradost.cloudstream3.utils.ExtractorLink
 import com.lagradost.cloudstream3.utils.ExtractorLinkType
 import com.lagradost.cloudstream3.utils.Qualities
 import com.lagradost.cloudstream3.utils.newExtractorLink
+import kotlin.math.round
 
 open class Gofile : ExtractorApi() {
     override val name = "Gofile"
@@ -67,10 +68,19 @@ open class Gofile : ExtractorApi() {
             ?: Qualities.Unknown.value
     }
 
+    private fun roundTo2Decimals(value: Double): String {
+        val rounded = round(value * 100) / 100.0
+        val intPart = rounded.toLong()
+        val decPart = round((rounded - intPart) * 100).toLong()
+        return "$intPart.${decPart.toString().padStart(2, '0')}"
+    }
+
     private fun formatBytes(bytes: Long): String {
+        val mb = 1024L * 1024
+        val gb = mb * 1024
         return when {
-            bytes < 1024L * 1024 * 1024 -> "%.2f MB".format(bytes.toDouble() / (1024 * 1024))
-            else -> "%.2f GB".format(bytes.toDouble() / (1024 * 1024 * 1024))
+            bytes < gb -> "${roundTo2Decimals(bytes.toDouble() / mb)} MB"
+            else -> "${roundTo2Decimals(bytes.toDouble() / gb)} GB"
         }
     }