Allow ambiguous target types with cloneWithType and fromJsonWithType

[Nadeeshan96]

Purpose

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$title
Same behaviour is also applied for convertJSON method which is used in io.ballerina.runtime.api.utils.JsonUtils
Fixes #36986

Approach

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Samples

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Remarks

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Also fixed float to decimal conversion. Java API suggests to use valueOf method to create a java BigDecimal using java Double.

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

Merging #37622 (77cd2f5) into master (9926506) will decrease coverage by 2.69%.
The diff coverage is 96.55%.

@@             Coverage Diff              @@
##             master   #37622      +/-   ##
============================================
- Coverage     74.78%   72.08%   -2.70%     
+ Complexity    50638    48948    -1690     
============================================
  Files          3346     3346              
  Lines        194612   194566      -46     
  Branches      25545    25533      -12     
============================================
- Hits         145537   140255    -5282     
- Misses        40684    46388    +5704     
+ Partials       8391     7923     -468     

Impacted Files	Coverage Δ
...ava/io/ballerina/runtime/internal/TypeChecker.java	77.70% <ø> (-0.07%)	⬇️
.../ballerina/runtime/internal/JsonInternalUtils.java	35.64% <85.71%> (+8.80%)	⬆️
...onfigurable/providers/toml/ConfigValueCreator.java	98.17% <85.71%> (-0.60%)	⬇️
...a/io/ballerina/runtime/internal/TypeConverter.java	63.19% <98.30%> (-3.80%)	⬇️
...rnal/configurable/providers/toml/TomlProvider.java	92.37% <100.00%> (+0.02%)	⬆️
...allerina/runtime/internal/values/DecimalValue.java	59.55% <100.00%> (ø)
...org/ballerinalang/langlib/value/CloneWithType.java	91.45% <100.00%> (+0.46%)	⬆️
.../ballerinalang/langlib/value/FromJsonWithType.java	88.49% <100.00%> (ø)
...rg/ballerinalang/debugadapter/DebugSourceType.java	0.00% <0.00%> (-100.00%)	⬇️
...g/ballerinalang/debugadapter/DebugInstruction.java	0.00% <0.00%> (-100.00%)	⬇️
... and 220 more

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[warunalakshitha]

LGTM