config: remove HAVE_FILEMAP_RANGE_HAS_PAGE

Sponsored-by: https://despairlabs.com/sponsor/
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Closes #16479

config/kernel.m4

@@ -69,7 +69,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
 	ZFS_AC_KERNEL_SRC_INODE_GETATTR
 	ZFS_AC_KERNEL_SRC_INODE_SET_IVERSION
 	ZFS_AC_KERNEL_SRC_SHOW_OPTIONS
-	ZFS_AC_KERNEL_SRC_FILEMAP
 	ZFS_AC_KERNEL_SRC_SHRINKER
 	ZFS_AC_KERNEL_SRC_MKDIR
 	ZFS_AC_KERNEL_SRC_LOOKUP_FLAGS
@@ -132,7 +131,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_SRC], [
 	ZFS_AC_KERNEL_SRC_IDMAP_MNT_API
 	ZFS_AC_KERNEL_SRC_IDMAP_NO_USERNS
 	ZFS_AC_KERNEL_SRC_IATTR_VFSID
-	ZFS_AC_KERNEL_SRC_FILEMAP
 	ZFS_AC_KERNEL_SRC_WRITEPAGE_T
 	ZFS_AC_KERNEL_SRC_RECLAIMED
 	ZFS_AC_KERNEL_SRC_REGISTER_SYSCTL_TABLE
@@ -193,7 +191,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
 	ZFS_AC_KERNEL_INODE_GETATTR
 	ZFS_AC_KERNEL_INODE_SET_IVERSION
 	ZFS_AC_KERNEL_SHOW_OPTIONS
-	ZFS_AC_KERNEL_FILEMAP
 	ZFS_AC_KERNEL_SHRINKER
 	ZFS_AC_KERNEL_MKDIR
 	ZFS_AC_KERNEL_LOOKUP_FLAGS
@@ -256,7 +253,6 @@ AC_DEFUN([ZFS_AC_KERNEL_TEST_RESULT], [
 	ZFS_AC_KERNEL_IDMAP_MNT_API
 	ZFS_AC_KERNEL_IDMAP_NO_USERNS
 	ZFS_AC_KERNEL_IATTR_VFSID
-	ZFS_AC_KERNEL_FILEMAP
 	ZFS_AC_KERNEL_WRITEPAGE_T
 	ZFS_AC_KERNEL_RECLAIMED
 	ZFS_AC_KERNEL_REGISTER_SYSCTL_TABLE