[jfx-tests] RFR: 8315928: Few Scenegraph and Charts tests fail due to resource not found error

[Ajit Ghaisas]

Below tests fail due to "resource not found" error.
- test/scenegraph/binding/effects/IdentityTest.java
- test/scenegraph/lcd/controls/tests/AccordionTest.java
- Almost all ControlsTests/Chart tests

Fix :
Moved required resources to appropriate directory.

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Commit messages:
 - address missing resources

Changes: https://git.openjdk.org/jfx-tests/pull/7/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx-tests&pr=7&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8315928
  Stats: 0 lines in 4 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jfx-tests/pull/7.diff
  Fetch: git fetch https://git.openjdk.org/jfx-tests.git pull/7/head:pull/7

PR: https://git.openjdk.org/jfx-tests/pull/7