There is no need to keep flex 2.6.3 in separate overlays, it won't be picked...

There is no need to keep flex 2.6.3 in separate overlays, it won't be picked up unless installed directly

Overlays/juwelsbooster_overlay/f/flex/flex-2.6.3-GCCcore-9.3.0.eb

-name = 'flex'
-version = '2.6.3'
-
-homepage = 'http://flex.sourceforge.net/'
-description = """Flex (Fast Lexical Analyzer) is a tool for generating scanners. A scanner,
- sometimes called a tokenizer, is a program which recognizes lexical patterns in text.
-"""
-
-site_contacts = 'sc@fz-juelich.de'
-
-toolchain = {'name': 'GCCcore', 'version': '9.3.0'}
-toolchainopts = {'pic': True}
-
-sources = [SOURCELOWER_TAR_GZ]
-source_urls = ['https://github.com/westes/flex/releases/download/v%(version)s/']
-
-dependencies = [('Bison', '3.6.4')]
-
-# use same binutils version that was used when building GCC toolchain
-builddependencies = [('binutils', '2.34', '', SYSTEM)]
-
-parallel = 1
-
-moduleclass = 'lang'