Bump Rust version to 1.76 (stable) to fix WASM issues

[jmartinesp]

Changes:

• Bump Rust to v1.76 and fix the clippy issues found.
• Bump UniFFi to v0.26.1. To be compatible.
• Bump speculoos dependency since it became incompatible.
• Remove AVD cache from the Android CI, reduce the AVD data partition size to 3GB.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 90.00000% with 8 lines in your changes are missing coverage. Please review.

Project coverage is 87.23%. Comparing base (36402e2) to head (a0af0f9).

Files	Patch %	Lines
crates/wysiwyg/src/composer_model/code_block.rs	91.30%	2 Missing :warning:
crates/wysiwyg/src/dom/nodes/container_node.rs	81.81%	2 Missing :warning:
bindings/wysiwyg-ffi/src/ffi_composer_update.rs	66.66%	1 Missing :warning:
crates/wysiwyg/src/composer_model/quotes.rs	93.75%	1 Missing :warning:
crates/wysiwyg/src/dom/dom_list_methods.rs	50.00%	1 Missing :warning:
crates/wysiwyg/src/dom/dom_struct.rs	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #939 +/- ## ============================================ + Coverage 86.14% 87.23% +1.09% Complexity 425 425 ============================================ Files 167 135 -32 Lines 19088 17652 -1436 Branches 1048 433 -615 ============================================ - Hits 16443 15399 -1044 + Misses 2330 1967 -363 + Partials 315 286 -29 ``` | [Flag](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | Coverage Δ | | |---|---|---| | [uitests](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `64.37% <ø> (ø)` | | | [uitests-android](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `64.37% <ø> (ø)` | | | [unittests](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `86.62% <90.00%> (+1.11%)` | :arrow_up: | | [unittests-android](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `43.38% <ø> (ø)` | | | [unittests-ios](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `?` | | | [unittests-rust](https://app.codecov.io/gh/matrix-org/matrix-rich-text-editor/pull/939/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org) | `89.64% <90.00%> (+0.13%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=matrix-org#carryforward-flags-in-the-pull-request-comment) to find out more.

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[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud