Fix spelling in Changelog

Signed-off-by: Dave Rodgman <dave.rodgman@gmail.com>
diff --git a/ChangeLog.d/armclang-compile-fix.txt b/ChangeLog.d/armclang-compile-fix.txt
index 7ef6a97..63c1eee 100644
--- a/ChangeLog.d/armclang-compile-fix.txt
+++ b/ChangeLog.d/armclang-compile-fix.txt
@@ -1,5 +1,5 @@
 Bugfix
-   * Fix armclang compilation error when targetting certain Arm M-class CPUs
+   * Fix armclang compilation error when targeting certain Arm M-class CPUs
      (Cortex-M0, Cortex-M0+, Cortex-M1, Cortex-M23, SecurCore SC000). Enable
      bignum optimisations for most Arm platforms when compiling with -O0,
      (previously optimisations were not available in this case). Fixes #1077.