patch 9.0.1905: FEAT_FLOAT no longer defined

Problem:  FEAT_FLOAT no longer defined
Solution: Remove last existing FEAT_FLOAT ifdefs in
          message_test

Remove FEAT_FLOAT as that should always be true

FEAT_FLOAT has been removed in v9.0.0491 (73e28dcc6125f616cf1f2) but
unfortunately, it was forgotten to remove it from message_test.c. So
let's remove the last mentioned ifdefs which are now unused.

closes: #13106

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: dundargoc <gocdundar@gmail.com>
diff --git a/src/message_test.c b/src/message_test.c
index 4d52889..62f7772 100644
--- a/src/message_test.c
+++ b/src/message_test.c
@@ -225,7 +225,6 @@
 	assert(bsize == 0 || STRNCMP(buf, "one two", bsize_int) == 0);
 	assert(bsize == 0 || buf[MIN(n, bsize_int)] == '\0');
 
-#ifdef FEAT_FLOAT
 	n = vim_snprintf(buf, bsize, "%f", 1.234);
 	assert(n == 8);
 	assert(bsize == 0 || STRNCMP(buf, "1.234000", bsize_int) == 0);
@@ -255,7 +254,6 @@
 	assert(n == 9);
 	assert(bsize == 0 || STRNCMP(buf, "-0.000000", bsize_int) == 0);
 	assert(bsize == 0 || buf[MIN(n, bsize_int)] == '\0');
-#endif
 
 	n = vim_snprintf(buf, bsize, "%s", "漢語");
 	assert(n == 6);
diff --git a/src/version.c b/src/version.c
index 76f462e..c9e2e2c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1905,
+/**/
     1904,
 /**/
     1903,