fix(i2s): Check if pin is used before clearing bus (#10833)

* fix(i2s): Check if pin is used before clearing bus

* ci(pre-commit): Apply automatic fixes

---------

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

Author: P-R-O-C-H-Y

Diff for: libraries/ESP_I2S/src/ESP_I2S.cpp

@@ -719,9 +719,15 @@ bool I2SClass::end() {
 #if SOC_I2S_SUPPORTS_TDM
     case I2S_MODE_TDM:
 #endif
-      perimanClearPinBus(_mclk);
-      perimanClearPinBus(_bclk);
-      perimanClearPinBus(_ws);
+      if (_mclk >= 0) {
+        perimanClearPinBus(_mclk);
+      }
+      if (_bclk >= 0) {
+        perimanClearPinBus(_bclk);
+      }
+      if (_ws >= 0) {
+        perimanClearPinBus(_ws);
+      }
       if (_dout >= 0) {
         perimanClearPinBus(_dout);
       }