CMake: Fix a typo in a comment. [skip ci]

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 84c401eb0c93221f4138211839eca28d2cd23b5b..f52d086ec2427aa6ca4eda5ee989b0db4b6a85e2 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,7 +49,7 @@ endif()
 #    $ {target-directory}/tcpdump -h
 #    {target-directory}/tcpdump: Shared object "libpcap.so.0" not found
 #
-# It also appears to be the case that, on Ubunto 22.04, FreeBSD 12,
+# It also appears to be the case that, on Ubuntu 22.04, FreeBSD 12,
 # DragonFly BSD 5.8, OpenBSD 6.6, and Solaris 11.4,
 #
 # On Ubuntu and Solaris, even if you have a libpcap in /usr/local, you