Perform a non strict matching of .dm files when computing the size

'adb shell pm install' creates the PackageLite structure without
validating or renaming the input files to '.apk'.

Be more permissive in DexMetadataHeler when computing the size of the
package to allow for this scenario.

(cherry picked from commit 10b27eb2)

Test: atest
core/tests/coretests/src/android/content/pm/dex/DexMetadataHelperTest.java
Bug: 72267410

Merged-In: Ica446b0822be71826d02d01ada015a43d8133c68
Change-Id: Ica446b0822be71826d02d01ada015a43d8133c68