Simplify mutually exclusive sanity checks in analyzeIndirectBranch, where an UNKNOWN IndirectBranchType is to be returned. Reduces confusion and code duplication when adding a new IndirectBranchType (to be added in #91667). Test Plan: NFC
Simplify mutually exclusive sanity checks in analyzeIndirectBranch, where an UNKNOWN IndirectBranchType is to be returned. Reduces confusion and code duplication when adding a new IndirectBranchType (to be added in #91667). Test Plan: NFC