~fix off-by-one

Author: qwwdfsad

kotlinx-coroutines-core/jvm/src/debug/internal/DebugProbesImpl.kt

@@ -69,7 +69,7 @@ internal object DebugProbesImpl {
     private val callerInfoCache = ConcurrentWeakMap<CoroutineStackFrame, DebugCoroutineInfoImpl>(weakRefQueue = true)
 
     fun install() {
-        if (installations.incrementAndGet() > 1) return
+        if (installations.getAndIncrement() > 1) return
         startWeakRefCleanerThread()
         if (AgentInstallationType.isInstalledStatically) return
         dynamicAttach?.invoke(true) // attach