Partially revert "security/heimdal*: Remove LLVM_DEFAULT build prerequisite"

The suggested workaround will only work when autoreconf is not run.
The devel port still needs LLVM_DEFAULT while the non-devel port does
not

PR:	267814
Fixes:	22a683a337
MFH:	2022Q4

This partially reverts commit 22a683a337.

security/heimdal-devel/Makefile

@@ -23,7 +23,10 @@ USES=		autoreconf:build cpe gettext-runtime gssapi:bootstrap,heimdal \
 CPE_VENDOR=	${PORTNAME}_project
 USE_LDCONFIG=	${GSSAPILIBDIR}
 
-BUILD_DEPENDS=	p5-JSON>0:converters/p5-JSON
+# Needs clang-format which is only provided by the port.
+# Else asm1_fails resulting in a command not found error.
+BUILD_DEPENDS=	clang${LLVM_DEFAULT}:devel/llvm${LLVM_DEFAULT} \
+		p5-JSON>0:converters/p5-JSON
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ENV=	ac_cv_header_fnmatch_h=yes \

security/heimdal-devel/files/patch-configure.ac

@@ -1,15 +1,6 @@
---- configure.ac.orig	2022-11-17 16:55:32.000000000 -0800
-+++ configure.ac	2022-11-24 07:19:25.053801000 -0800
-@@ -19,7 +19,7 @@
- AM_PROG_CC_C_O
- AC_PROG_CPP
- AM_PATH_PYTHON
--AC_CHECK_PROG(CLANG_FORMAT, clang-format, [clang-format], [no])
-+AC_CHECK_PROG(CLANG_FORMAT, clang-format, [clang-format], [])
- test "$CLANG_FORMAT" = no && CLANG_FORMAT=true
- 
- m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-@@ -177,6 +177,7 @@
+--- configure.ac.orig	2019-06-07 06:21:39 UTC
++++ configure.ac
+@@ -153,6 +153,7 @@ AC_ARG_ENABLE(kx509, 
  if test "$enable_kx509" != no ;then
  	AC_DEFINE([KX509], 1, [Define to enable kx509.])
  fi