Quote module name in the generated modulemap

This fixes an issue where Kotlin projects named "umbrella" or
"framework" produce unimportable framework modules.

^KT-66565

native/objcexport-header-generator/src/org/jetbrains/kotlin/backend/konan/objcexport/ModuleMapBuilder.kt

@@ -12,7 +12,7 @@ package org.jetbrains.kotlin.backend.konan.objcexport
  */
 class ModuleMapBuilder {
     fun build(frameworkName: String, moduleDependencies: Set<String>): String = buildString {
-        appendLine("framework module $frameworkName {")
+        appendLine("framework module \"$frameworkName\" {")
         appendLine("    umbrella header \"$frameworkName.h\"")
         appendLine()
         appendLine("    export *")