[Master] Make async-send an action

[prakanth97]

Purpose

Fixes #18639
Fixes #24849
Fixes #40759

Approach

Refactor BLangWorkerSend so that it can work as an expression.

Samples

public function main() {
    worker w1 {
        () a = 5 -> w2;
    }

    worker w2 {
        int a = <- w1;
    }
}

This will not give async send action not yet supported as expression error.

Check List

• Read the Contributing Guide
• Updated Change Log
• Checked Tooling Support (#)
• Added necessary tests
  • Unit Tests
  • Spec Conformance Tests
  • Integration Tests
  • Ballerina By Example Tests
• Increased Test Coverage
• Added necessary documentation
  • API documentation
  • Module documentation in Module.md files
  • Ballerina By Examples

[codecov]

Codecov Report

Patch coverage: 94.95% and no project coverage change.

Comparison is base (3f153e0) 76.44% compared to head (e7f7f2c) 76.45%.
Report is 15 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##             master   #38245   +/-   ##
=========================================
  Coverage     76.44%   76.45%           
+ Complexity    52155    52154    -1     
=========================================
  Files          2856     2856           
  Lines        196005   196001    -4     
  Branches      25418    25416    -2     
=========================================
+ Hits         149839   149843    +4     
+ Misses        37862    37857    -5     
+ Partials       8304     8301    -3     

Files Changed	Coverage Δ
...va/io/ballerina/compiler/api/impl/BaseVisitor.java	22.52% <ø> (ø)
...rinalang/compiler/desugar/ClassClosureDesugar.java	32.84% <0.00%> (ø)
...2/ballerinalang/compiler/desugar/QueryDesugar.java	85.92% <0.00%> (+0.06%)	⬆️
...compiler/semantics/analyzer/IsolationAnalyzer.java	85.50% <ø> (ø)
...piler/semantics/analyzer/ReachabilityAnalyzer.java	90.94% <ø> (-0.04%)	⬇️
.../compiler/semantics/analyzer/SemanticAnalyzer.java	90.62% <ø> (+<0.01%)	⬆️
...ballerinalang/compiler/tree/BLangNodeAnalyzer.java	100.00% <ø> (ø)
...lerinalang/compiler/tree/BLangNodeTransformer.java	0.44% <ø> (ø)
.../ballerinalang/compiler/tree/BLangNodeVisitor.java	0.43% <ø> (ø)
...inalang/compiler/tree/SimpleBLangNodeAnalyzer.java	8.64% <ø> (ø)
... and 22 more

... and 4 files with indirect coverage changes

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[prakanth97]

Shall we add more tests to test the behavior of async send in all places where this is allowed to be used now? Check places where action and action-or-expr are allowed in the spec. ex:type casts, check expr, trap, lvexpr etc

Has this comment been addressed?

Added 00909f2

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[github-actions]

This PR has been open for more than 15 days with no activity. This will be closed in 3 days unless the stale label is removed or commented.

[github-actions]

Closed PR due to inactivity for more than 18 days.