chore(deps): upgrade dependencies

[miquelbeltran]

chore(deps): upgrade dependencies

Description 📝

• Purpose: Upgrade dependencies and fix related issues
• Approach: Run flutter pub upgrade --major-versions and fix any analysis and compilation issues

Type of change

• Bug fix (non-breaking change which fixes an issue)

Updates

• Upgraded dependencies
• Fixed analysis issues
• Recreated the example/android folder, as the previous code was outdated and did not compile anymore
• The flutter create . command also upgraded the Linux, MacOS and iOS folders.

Test plan 🧪

• No lint issues
• No compilation issues
• Test should pass

Author to check 👓

• Project and all contained modules builds successfully
• Self-/dev-tested
• Unit/UI/Automation/Integration tests provided where applicable
• Code is written to standards
• Appropriate documentation written (code comments, internal docs)

Reviewer to check ✔️

• Project and all contained modules builds successfully
• Change has been dev-/reviewer-tested, where possible
• Unit/UI/Automation/Integration tests provided where applicable
• Code is written to standards
• Appropriate documentation written (code comments, internal docs)

[TheRealAgentK]

LGTM