bcl2fastq2: add boost@1.55 as default boost dependency (#26655)

When PR #26659 is merged, boost version boost@1.54.0 will be available for build too.

Co-authored-by: Bernhard Kaindl <43588962+bernhardkaindl@users.noreply.github.com>

var/spack/repos/builtin/packages/bcl2fastq2/package.py

@@ -27,7 +27,7 @@ class Bcl2fastq2(Package):
     conflicts('platform=darwin',
               msg='malloc.h/etc requirements break build on macs')
 
-    depends_on('boost@1.54.0')
+    depends_on('boost@1.54.0:1.55')
     depends_on('cmake@2.8.9:', type='build')
     depends_on('libxml2@2.7.8')
     depends_on('libxslt@1.1.26~crypto')