Fix suggesting incorrect completions inside match clause

[TharushiJay]

Purpose

This PR refactors the completions inside match clause to avoid suggesting incorrect completions for if clause.

Fixes #37305

Samples

Check List

• [x] Read the Contributing Guide
• [ ] Updated Change Log
• [ ] Checked Tooling Support (#<Issue Number>)
• [x] Added necessary tests
  • [x] 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[bot]]

Codecov Report

Merging #37427 (4481d6f) into 2201.2.x (8d68cee) will increase coverage by 0.02%. The diff coverage is 77.77%.

@@              Coverage Diff               @@
##             2201.2.x   #37427      +/-   ##
==============================================
+ Coverage       74.73%   74.75%   +0.02%     
- Complexity      50045    50057      +12     
==============================================
  Files            3335     3334       -1     
  Lines          192899   192896       -3     
  Branches        25198    25202       +4     
==============================================
+ Hits           144167   144204      +37     
+ Misses          40402    40368      -34     
+ Partials         8330     8324       -6     

Impacted Files	Coverage Δ
...llerinalang/compiler/semantics/analyzer/Types.java	77.10% <62.50%> (ø)
...ions/providers/context/MatchClauseNodeContext.java	91.66% <77.77%> (-2.09%)	:arrow_down:
...ler/api/impl/symbols/BallerinaTableTypeSymbol.java	93.87% <81.25%> (ø)
...ballerina/compiler/api/impl/TypeParamResolver.java	70.44% <100.00%> (ø)
...r/extensions/ballerina/symbol/ExpressionRange.java
...g/diagramutil/connector/models/connector/Type.java	38.46% <0.00%> (+0.68%)	:arrow_up:
...llerina/runtime/internal/scheduling/Scheduler.java	75.91% <0.00%> (+1.45%)	:arrow_up:
...allerinalang/langserver/common/utils/PathUtil.java	87.80% <0.00%> (+2.43%)	:arrow_up:
... and 10 more

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