flashprog: add new package - #30228

Checking PR #30228: flashprog: add new package (Makefile Audit)

Commit 08e328a - flashprog: add new package:

✅ Mandatory structural metadata present: 'PKG_MAINTAINER'
✅ Mandatory structural metadata present: 'PKG_LICENSE'
✅ Mandatory structural metadata present: 'PKG_LICENSE_FILES'
✅ PKG_MAINTAINER email address format is valid: 'david@connol.ly'
✅ PKG_LICENSE uses no deprecated or informal SPDX identifiers
✅ Makefile does not assign per-package variables at the top level
✅ Makefile contains valid assignment operators and no spaces after ':='
✅ Makefile blocks contain valid indentation (spaces for metadata/description, tabs for build/install recipes)
✅ No feed package forces its own inclusion into buildbot default images via DEFAULT+BUILDBOT
✅ Makefile does not reuse PKG_NAME in call, define, or eval lines
✅ File additions contain clean UNIX (LF) line termination
✅ All modified files contain a trailing newline

Package Release Audit:

✅ New package utils/flashprog correctly initializes PKG_RELEASE to 1