RFR: 8067: JMC Automated Analysis Page shows blank

[Virag Purnam]

Automated analysis page was showing blank. Log was showing error "**java.lang.NoClassDefFoundError: org/owasp/encoder/Encode**". 
Imported missing packages in "org.openjdk.jmc.flightrecorder.rules.jdk" and "org.openjdk.jmc.flightrecorder.rules".

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Commit messages:
 - 8067: MC Automated Analysis Page shows blank

Changes: https://git.openjdk.org/jmc/pull/479/files
 Webrev: https://webrevs.openjdk.org/?repo=jmc&pr=479&range=00
  Issue: https://bugs.openjdk.org/browse/JMC-8067
  Stats: 16 lines in 2 files changed: 15 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jmc/pull/479.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/479/head:pull/479

PR: https://git.openjdk.org/jmc/pull/479