util-linux: Fix package name extension

Yocto (pyro) uses the character "_" to separate the package name from
the version number. If this character is used in the package name or
in a package name extension, the build will fail.
Replacing the "_" with one of the allowed characters fixes the problem.

Signed-off-by: Holger Dengler <dengler@linutronix.de>

meta-integrity/recipes-base/packagegroups/packagegroup-ima.bb

@@ -9,7 +9,7 @@ DEPENDS += "\
 
 RDEPENDS_${PN} += "\
     attr \
-    util-linux-switch_root.static \
+    util-linux-switch-root.static \
 "
 
 # Note any private key is not available if user key signing model used.

meta-integrity/recipes-core/util-linux/util-linux_%.bbappend

@@ -12,6 +12,6 @@ do_install_append_class-target() {
         "${D}${sbindir}/switch_root.static"
 }
 
-PACKAGES =+ "${PN}-switch_root.static"
+PACKAGES =+ "${PN}-switch-root.static"
 
-FILES_${PN}-switch_root.static = "${sbindir}/switch_root.static"
+FILES_${PN}-switch-root.static = "${sbindir}/switch_root.static"