Backup storage: 29 API change passages

Added the exclusionUnitBulkJobStatus enumeration type. Added the backupPolicyProtectionMode enumeration type. Added the driveExclusionUnits relationship to the backupRestoreRoot resource. Added the driveExclusionUnitsBulkAdditionJobs relationship to the backupRestoreRoot resource. Added the exclusionUnits relationship to the backupRestoreRoot resource. Added the mailboxExclusionUnits relationship to the backupRestoreRoot resource. Added the mailboxExclusionUnitsBulkAdditionJobs relationship to the backupRestoreRoot resource. Added the siteExclusionUnits relationship to the backupRestoreRoot resource. Added the siteExclusionUnitsBulkAdditionJobs relationship to the backupRestoreRoot resource. Added the driveExclusionUnit resource and associated methods. Added the driveExclusionUnitsBulkAdditionJob resource and associated methods. Added the mailboxExclusionUnits relationship to the exchangeProtectionPolicy resource. Added the mailboxExclusionUnitsBulkAdditionJobs relationship to the exchangeProtectionPolicy resource. Added the exclusionUnitBase resource. Added the exclusionUnitBulkAdditionJob resource. Added the mailboxExclusionUnit resource and associated methods. Added the mailboxExclusionUnitsBulkAdditionJob resource and associated methods. Added the driveExclusionUnits relationship to the oneDriveForBusinessProtectionPolicy resource. Added the driveExclusionUnitsBulkAdditionJobs relationship to the oneDriveForBusinessProtectionPolicy resource. Added the siteExclusionUnits relationship to the sharePointProtectionPolicy resource. Added the siteExclusionUnitsBulkAdditionJobs relationship to the sharePointProtectionPolicy resource. Added the siteExclusionUnit resource and associated methods. Added the siteExclusionUnitsBulkAdditionJob resource and associated methods. Added backupRestore/exchangeProtectionPolicies/mailboxExclusionUnits as a navigation binding property of solutions. Added backupRestore/exchangeProtectionPolicies/mailboxExclusionUnitsBulkAdditionJobs as a navigation binding property of solutions. Added backupRestore/oneDriveForBusinessProtectionPolicies/driveExclusionUnits as a navigation binding property of solutions. Added backupRestore/oneDriveForBusinessProtectionPolicies/driveExclusionUnitsBulkAdditionJobs as a navigation binding property of solutions. Added backupRestore/sharePointProtectionPolicies/siteExclusionUnits as a navigation binding property of solutions. Added backupRestore/sharePointProtectionPolicies/siteExclusionUnitsBulkAdditionJobs as a navigation binding property of solutions.