GH-50518: [Packaging][C++][FlightRPC][ODBC][RPM] Add suppport for auto driver registration

[kou]

Rationale for this change

It's convenient when dnf install arrow26-flight-sql-odbc-libs registers our driver automatically.

What changes are included in this PR?

• Generate arrow-flight-sql-odbc-template.ini for odbcinst -i -d -f
• Run odbcinst -i -d -f arrow-flight-sql-odbc-template.ini automatically on install
• Run odbcinst -u -d -n "Apache Arrow Flight SQL ODBC Driver" automatically on uninstall

Are these changes tested?

Yes.

Are there any user-facing changes?

Yes.

• GitHub Issue: [Packaging][C++][FlightRPC][ODBC][RPM] Add suppport for auto driver registration #50518

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[github-actions]

⚠️ GitHub issue #50518 has been automatically assigned in GitHub to PR creator.

[kou]

@alinaliBQ @justing-bq Could you take a look at this?

[kou]

https://github.com/apache/arrow/actions/runs/29474757549/job/87545268233?pr=50521#step:20:2622

Registered automatically:

  + odbcinst -q -d -n 'Apache Arrow Flight SQL ODBC Driver'
  [Apache Arrow Flight SQL ODBC Driver]
  Description=An ODBC Driver for Apache Arrow Flight SQL
  Driver=/usr/lib64/libarrow_flight_sql_odbc.so.2600.0.0
  UsageCount=1