samtools: fixing build issue due to change in 1.14 (#28024)

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

@@ -70,6 +70,9 @@ def install(self, spec, prefix):
                 make('prefix={0}'.format(prefix), 'install')
 
         # Install dev headers and libs for legacy apps depending on them
+        # per https://github.com/samtools/samtools/releases/tag/1.14
+        # these have been removed (bam.h still exists but paired down)
+        if spec.satisfies('@:1.13'):
             mkdir(prefix.include)
             mkdir(prefix.lib)
             install('sam.h', prefix.include)