Schema Changes for WPCAS

[VamshiBatta07]

@Ajay-Maury

• [x] Change Level table's name to UserToCompetencyLevel.
• [x] Change label to name in Level Table.
• [x] Make name unique in Level Table.
• [x] Change Relation from Many-to-Many to Many-to-One for CompetencyLevel and Competency.

@VamshiBatta07

• [x] Change Team to Department.
• [x] Make SurveyConfig Unique to Department.
• [x] Change userId's type from int to uuid.
• [x] Create FK relation between userId in UserMetadata and assesseeId/assessorId.

[VamshiBatta07]

@Ajay-Maury

• [x] Relevant API changes for SurveyConfig.
• [x] Relevant API changes for SurveyCyclePrameters.

@VamshiBatta07

• [x] Relevant API changes for User.
• [x] Relevant API changes for SurveyForm.
• [x] Add UserMetadata APIs.
• [x] Add Designation APIs.

@prashantesmagico

• [x] Relevant API changes for QuestionBank.
• [x] Relevant API changes for ResponseTracker.
• [x] Relevant API changes for SurveyScore.