Fix #2370, minor typos and spelling mistakes
diff --git a/tests/scripts/test_zeroize.gdb b/tests/scripts/test_zeroize.gdb
index 2f995d2..c929c88 100644
--- a/tests/scripts/test_zeroize.gdb
+++ b/tests/scripts/test_zeroize.gdb
@@ -17,7 +17,7 @@
# seem to be a mechanism to reliably check whether the zeroize calls are being
# eliminated by compiler optimizations from within the compiled program. The
# problem is that a compiler would typically remove what it considers to be
-# "unecessary" assignments as part of redundant code elimination. To identify
+# "unnecessary" assignments as part of redundant code elimination. To identify
# such code, the compilar will create some form dependency graph between
# reads and writes to variables (among other situations). It will then use this
# data structure to remove redundant code that does not have an impact on the