build: don't use unicode characters in configure.ac

Replace unicode apostrophes with their ASCII counterparts.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>

diff --git a/configure.ac b/configure.ac
index 445bd0cfdf9db18c4617c9a851ce33400f31ccde..782b395e6d205970f0f959e566f4247b0c975e38 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@ AC_SUBST(VERSION_STR, [$PACKAGE_VERSION$EXTRA_VERSION])
 #
 # (...)
 # 3. If the library source code has changed at all since the last update, then
-#    increment revision (‘c:r:a’ becomes ‘c:r+1:a’).
+#    increment revision ('c:r:a' becomes 'c:r+1:a').
 # 4. If any interfaces have been added, removed, or changed since the last
 #    update, increment current, and set revision to 0.
 # 5. If any interfaces have been added since the last public release, then