RFR: 8231436: Fix the applicability of a no- at Target annotation type [v2]

[Liam Miller-Cushon]

> Please review this fix to add `ElementType.MODULE` to the default list of annotation targets, to allow annotations without an explicit `@Target` to be used on module declarations.

Liam Miller-Cushon has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  8231436: Fix the applicability of a no- at Target annotation type

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/2303/files
  - new: https://git.openjdk.java.net/jdk/pull/2303/files/b0d6abbc..7e1c404d

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=2303&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=2303&range=00-01

  Stats: 191 lines in 36 files changed: 115 ins; 36 del; 40 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2303.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2303/head:pull/2303

PR: https://git.openjdk.java.net/jdk/pull/2303