fix: remove sensitive data when BoxAPIException logs request

[mwwoda]

• should clean headers containing potentially sensitive data when request is directly logged and replace them with [REDACTED]
• list of sensitive keys taken from https://github.com/box/box-python-sdk/blob/e5c60b2718cb2be755da0fc6c51f73caa285c3a1/boxsdk/util/log.py#L13

[coveralls]

Pull Request Test Coverage Report for Build #4310

Details

• 17 of 17 (100.0%) changed or added relevant lines in 2 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.04%) to 71.905%

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Files with Coverage Reduction	New Missed Lines	%
src/main/java/com/box/sdk/RealtimeServerConnection.java	1	77.78%

Totals
Change from base Build #4309:	0.04%
Covered Lines:	8121
Relevant Lines:	11294

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build #4319

Details

• 19 of 19 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.05%) to 71.913%

---

Totals
Change from base Build #4309:	0.05%
Covered Lines:	8129
Relevant Lines:	11304

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build #4311

Details

• 17 of 17 (100.0%) changed or added relevant lines in 2 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.04%) to 71.905%

---

Files with Coverage Reduction	New Missed Lines	%
src/main/java/com/box/sdk/RealtimeServerConnection.java	1	77.78%

Totals
Change from base Build #4309:	0.04%
Covered Lines:	8121
Relevant Lines:	11294

---

💛 - Coveralls