Clean up weak references to texture views and bind groups

[xiaopengli89]

Description

Cleanup weak references to texture views and bind groups to prevent leak.

Checklist

• [x] Run cargo fmt.
• [ ] Run cargo clippy. If applicable, add:
  • [ ] --target wasm32-unknown-unknown
  • [ ] --target wasm32-unknown-emscripten
• [ ] Run cargo xtask test to run tests.
• [x] Add change to CHANGELOG.md. See simple instructions inside file.

[cwfitzgerald]

Tagging jimb on this as he's most aware of the lifetime management in wgpu-core

[jimblandy]

@xiaopengli89 I've pushed a commit that makes the change I suggested. Could you look it over and see if it seems okay, and verify that it does fix the leak?

[xiaopengli89]

@xiaopengli89 I've pushed a commit that makes the change I suggested. Could you look it over and see if it seems okay, and verify that it does fix the leak?

@jimblandy LGTM.

[xiaopengli89]

@jimblandy Sorry, we cannot use the change because suspected_resources only contains resources whose user handle has died.