Add note on resolving errors

[Chilliwiddit]

Purpose

• Added in APIM quick start md file on fixing address in bind issue
• Added in root readMe md on resolving externally-managed-environment error

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
7 out of 9 committers have signed the CLA.

:white_check_mark: YasasRangika
:white_check_mark: Tharanidk
:white_check_mark: vishmi49
:white_check_mark: pubudu538
:white_check_mark: HeshanSudarshana
:white_check_mark: PasanT9
:white_check_mark: Chilliwiddit
:x: rmsamitha
:x: tharikaGitHub
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