DO NOT MERGE: Rename dex2oat profile file to be Arm/Arm64 specific

Bug: http://b/78259283

Rename the profile file to the Arm/Arm64-specific name.

Test: Build and verify that dex2oat PGO is performed only for enabled
targets.

Change-Id: If92b006e0e5e5a25dceadc5e224484c11a1a390d
diff --git a/art/dex2oat.profdata.2018-03-30 b/art/dex2oat_arm_arm64.profdata.2018-03-30
similarity index 100%
rename from art/dex2oat.profdata.2018-03-30
rename to art/dex2oat_arm_arm64.profdata.2018-03-30
Binary files differ