Create script to process SDK breaking change suppression files

[raych1]

What does the script do?

• Identify the suppression file based on the spec PR or based on the spec path
• Load the suppression file
• Label the spec PR based on the suppression content

[JackTn]

---
title: Update Sdk-[language]-Suppressions Labels
---
flowchart TD
    A[Get PR File Changes] -- Filter by sdkSuppressionsFileName --> B(Get Suppression Files)
    B --> C{ Has Suppressions Files}
    B -- Has no Suppressions Files --> End
    C --> C1(Load PR head&base suppression content)
    C1 --> C2{Validate Header Content}
    C2 -- Validate Error --> End
    C2 -- Validate Success --> C4(Parse Suppression Files & Get SDKNames)
    C4 --> C5{Header is empty & Base has sdk}
    C5 --> C6(Return baseSdksWithSuppressions's SDKNames)
    C4 --> C7{Both Base & Header is empty}
    C7 --> C8(Return Empty sdkNames)
    C4 --> C9{Header is not empty}
    C9 --> C10( diff with suppression content denpends on package, breaking-changes)
    C10 --> C11( Return diff SDKNames)
    C11 --> F(Get corresponding Label By SDKNames)
    F --> F1{sdkNames = 0}
    F1 --> F9{no present labels exist}
    F9 --> End
    F1 --> F5{present labels exist}
    F5 --> F3(Remove Exist Label)
    F --> F2{sdkNames > 0 }
    F2 --> F6{present labels exist}
    F2 --> F7{present labels not exist}
    F6 --> F4(update labels without present lables)
    F7 --> F8(update labels)
    F3 --> End
    F4 --> End
    F8 --> End

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[raych1]

This is the PR in review state