meta-google: remove rng-tools configuration

With rng-tools being removed by default, it should not be present in
any meta-google machine.  Remove the configuration for it which would
be unused.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I47b849b55b65f0fb5c8963a7e2d6319ebc44b35f
diff --git a/meta-google/recipes-support/rng-tools/rng-tools/default b/meta-google/recipes-support/rng-tools/rng-tools/default
deleted file mode 100644
index 8309246..0000000
--- a/meta-google/recipes-support/rng-tools/rng-tools/default
+++ /dev/null
@@ -1 +0,0 @@
-EXTRA_ARGS="-r /dev/hwrng -O jitter:thread_count:1"
diff --git a/meta-google/recipes-support/rng-tools/rng-tools_%.bbappend b/meta-google/recipes-support/rng-tools/rng-tools_%.bbappend
deleted file mode 100644
index 4c9aa3f..0000000
--- a/meta-google/recipes-support/rng-tools/rng-tools_%.bbappend
+++ /dev/null
@@ -1,19 +0,0 @@
-FILESEXTRAPATHS:prepend:gbmc := "${THISDIR}/${PN}:"
-
-SRC_URI:append:gbmc = " file://default"
-
-SYSTEMD_SERVICE:${PN}-service:append:gbmc = " rng-tools-nojitter.service"
-
-do_install:append:gbmc() {
-  install -m 0644 ${D}${systemd_system_unitdir}/rng-tools.service \
-    ${D}${systemd_system_unitdir}/rng-tools-nojitter.service
-  # Don't enable jitter in rng-tools-nojitter
-  sed -i 's,\$EXTRA_ARGS,-x jitter \$EXTRA_ARGS,' \
-    ${D}${systemd_system_unitdir}/rng-tools-nojitter.service
-  # Run the jitter enabled service if this one fails
-  sed -i '/^\[Unit\]$/aOnFailure=rng-tools.service\nConflicts=rng-tools.service' \
-    ${D}${systemd_system_unitdir}/rng-tools-nojitter.service
-
-  # Don't run the jitter service by default
-  sed -i '/^WantedBy=/d' ${D}${systemd_system_unitdir}/rng-tools.service
-}