feat: add Konsole recipe source and patches

local/recipes/kde/konsole/source/tests/bugs/spam-stderr.c

@@ -0,0 +1,12 @@
+// from https://bugs.kde.org/show_bug.cgi?id=230184
+// author Stefan Westerfeld
+// This code is in the public domain.
+
+#include <stdio.h>
+
+int main()
+{
+    for (int i = 0; i < 100000000; i++) {
+        fprintf(stderr, "foo %d\n", i);
+    }
+}