Use stable tag for oc-compliance install procedure

Matt Rogers · Matt Rogers · commit cb13bd22c9c3 · 2022-09-01T12:58:59.000-04:00
Without the tag the user would pull down 'latest', which is an outdated
image.
diff --git a/modules/oc-compliance-installing.adoc b/modules/oc-compliance-installing.adoc
@@ -12,7 +12,7 @@
 +
 [source,terminal]
 ----
-$ podman run --rm -v ~/.local/bin:/mnt/out:Z registry.redhat.io/compliance/oc-compliance-rhel8 /bin/cp /usr/bin/oc-compliance /mnt/out/
+$ podman run --rm -v ~/.local/bin:/mnt/out:Z registry.redhat.io/compliance/oc-compliance-rhel8:stable /bin/cp /usr/bin/oc-compliance /mnt/out/
 ----
 +
 .Example output

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,7 @@`
`12`	`12`	`+`
`13`	`13`	`[source,terminal]`
`14`	`14`	`----`
`15`		`-$ podman run --rm -v ~/.local/bin:/mnt/out:Z registry.redhat.io/compliance/oc-compliance-rhel8 /bin/cp /usr/bin/oc-compliance /mnt/out/`
	`15`	`+$ podman run --rm -v ~/.local/bin:/mnt/out:Z registry.redhat.io/compliance/oc-compliance-rhel8:stable /bin/cp /usr/bin/oc-compliance /mnt/out/`
`16`	`16`	`----`
`17`	`17`	`+`
`18`	`18`	`.Example output`