HBASE-22384 Fixed formatting issues in administration section of book

Author: HorizonNet

src/main/asciidoc/_chapters/security.adoc

@@ -1274,15 +1274,15 @@ public static void addLabels() throws Exception {
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 hbase> set_auths 'service', [ 'service' ]
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-
++
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 hbase> set_auths 'testuser', [ 'test' ]
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-
++
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 hbase> set_auths 'qa', [ 'test', 'developer' ]
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-
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 hbase> set_auths '@qagroup', [ 'test' ]
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@@ -1312,15 +1312,15 @@ public void testSetAndGetUserAuths() throws Throwable {
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 hbase> clear_auths 'service', [ 'service' ]
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-
++
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 hbase> clear_auths 'testuser', [ 'test' ]
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-
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 hbase> clear_auths 'qa', [ 'test', 'developer' ]
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-
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 hbase> clear_auths '@qagroup', [ 'test', 'developer' ]
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@@ -1350,11 +1350,11 @@ The label is associated with a given version of the cell.
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 hbase> set_visibility 'user', 'admin|service|developer', { COLUMNS => 'i' }
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-
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 hbase> set_visibility 'user', 'admin|service', { COLUMNS => 'pii' }
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-
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 hbase> set_visibility 'user', 'test', { COLUMNS => [ 'i', 'pii' ], FILTER => "(PrefixFilter ('test'))" }
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