new CES parameter for rev7.18 for SSP2, SSP2-EU21, SSP3, SSP1, SSP5, SSP2_lowEn

[LaviniaBaumstark]

Purpose of this PR

• new CES parameter and gdx files for rev7.18 for SSP2, SSP2-EU21, SSP3, SSP1, SSP5 and SSP2_lowEn,
• calibration runs: /p/tmp/lavinia/REMIND/REMIND_calibration_2024_12_09/remind/output

Type of change

• Minor change (default scenarios show only small differences)

Checklist:

• My code follows the coding etiquette
• I performed a self-review of my own code

Further information (optional):

• Test runs are here:
• Comparison of results (what changes by this PR?):

[laurinks]

Yippie! :)