[tpm2-tss] Fix type in header.

Change-Id: I504e005a8f0b5101c5114fa8d96624b90c6eccf2
diff --git a/include/tss2/tss2_tcti_fuchsia.h b/include/tss2/tss2_tcti_fuchsia.h
index ce80cb2..7e0735c 100644
--- a/include/tss2/tss2_tcti_fuchsia.h
+++ b/include/tss2/tss2_tcti_fuchsia.h
@@ -24,7 +24,7 @@
  * Finalizes and frees the underlying Fuchsia context. This symbol is exposed
  * so that Rust Bindgen can correctly include it in the Rust bindings.
  */
-void Tss2_Tcti_Fuchsia_Finalize(TSS2_TCTI_CONTEXT **tctiContext);
+void Tss2_Tcti_Fuchsia_Finalize(TSS2_TCTI_CONTEXT *tctiContext);
 
 #ifdef __cplusplus
 }