[gnome-builder] ide-task: fix documentation typo

[Christian Hergert <chergert src gnome org>]

commit f930d712464f39d38c2e8d7dbb28051f239b8fbc
Author: Will Thompson <will willthompson co uk>
Date:   Wed Sep 19 16:55:15 2018 +0100

    ide-task: fix documentation typo

 src/libide/threading/ide-task.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/libide/threading/ide-task.c b/src/libide/threading/ide-task.c
index 063ce9590..12f6ba346 100644
--- a/src/libide/threading/ide-task.c
+++ b/src/libide/threading/ide-task.c
@@ -35,7 +35,7 @@
  * #IdeTask is meant to be an improved form of #GTask. There are a few
  * deficiencies in #GTask that have made it unsuitable for certain use cases.
  *
- * #GTask does not provide a way to guarnatee that the source object,
+ * #GTask does not provide a way to guarantee that the source object,
  * task data, and unused results are freed with in a given #GMainContext.
  * #IdeTask addresses this by having a more flexible result and object
  * ownership control.