Bugs and missing checks ensure_acceptable and transfer is locked

[darkfriend77]

Description

This PR addresses the issues in the following tickets:

• https://ajunanetwork.atlassian.net/browse/ABO-148
• https://ajunanetwork.atlassian.net/browse/ABO-149
• https://ajunanetwork.atlassian.net/browse/ABO-150
• https://ajunanetwork.atlassian.net/browse/ABO-151

Type of changes

• build: Changes that affect the build system or external dependencies (eg, Cargo, Docker)
• ci: Changes to CI configuration
• docs: Changes to documentation only
• feat: Changes to add a new feature
• fix: Changes to fix a bug
• refactor: Changes that do not alter functionality
• style: Changes to format the code
• test: Changes to add missing tests or correct existing tests

Checklist

• Tests for the changes have been added
• Necessary documentation is added (if appropriate)
• Formatted with cargo fmt --all
• Linted with cargo clippy --all-features --all-targets
• Tested with cargo test --workspace --all-features --all-targets

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.02% 🎉

Comparison is base (7cb3082) 75.82% compared to head (bdba643) 75.85%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #346      +/-   ##
===========================================
+ Coverage    75.82%   75.85%   +0.02%     
===========================================
  Files           33       33              
  Lines         3454     3458       +4     
===========================================
+ Hits          2619     2623       +4     
  Misses         835      835              

Files Changed	Coverage Δ
pallets/ajuna-nft-staking/src/lib.rs	80.26% <100.00%> (+0.26%)	⬆️
pallets/ajuna-nft-transfer/src/lib.rs	82.92% <100.00%> (ø)

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[darkfriend77]

good