Remove unused carbon emissions constants file

client/src/components/CarbonEmissions/carbon_emissions_constants.json

@@ -1,42 +0,0 @@
-{
-  "averagePassengerCarEmissionsEU": {
-    "value": 175.0,
-    "source": "in gCO2/km from http://www.sciencedirect.com/science/article/pii/S1352231018307295 and https://www.gov.uk/government/publications/greenhouse-gas-reporting-conversion-factors-2019"
-  },
-  "averagePassengerCarEmissionsUS": {
-    "value": 251.0,
-    "source": "in gCO2/km from https://www.epa.gov/greenvehicles/greenhouse-gas-emissions-typical-passenger-vehicle"
-  },
-  "barrelOfOilCarbonEmissions": {
-    "value": 0.43,
-    "source": "https://www.epa.gov/energy/greenhouse-gases-equivalencies-calculator-calculations-and-references#oil"
-  },
-  "ledCarbonEmissionSavings": {
-    "value": 2.64e-2,
-    "source": "https://www.epa.gov/energy/greenhouse-gases-equivalencies-calculator-calculations-and-references#lights"
-  },
-  "memoryPowerUsage": {
-    "value": 0.3725,
-    "source": "in W/GB from http://dl.acm.org/citation.cfm?doid=3076113.3076117 and https://www.tomshardware.com/uk/reviews/intel-core-i7-5960x-haswell-e-cpu,3918-13.html"
-  },
-  "smartphonesChargedCarbonEmissions": {
-    "value": 8.22e-6,
-    "source": "https://www.epa.gov/energy/greenhouse-gases-equivalencies-calculator-calculations-and-references#smartphones"
-  },
-  "treeYear": {
-    "value": 11000,
-    "source": "http://www.sciencedirect.com/science/article/pii/S0269749101002640"
-  },
-  "treeMonth": {
-    "value": 917,
-    "source": "http://www.sciencedirect.com/science/article/pii/S0269749101002640"
-  },
-  "worldwideCarbonIntensity": {
-    "value": 475.0,
-    "source": "https://www.iea.org/reports/global-energy-co2-status-report-2019/emissions"
-  },
-  "worldwidePowerUsageEffectiveness": {
-    "value": 1.67,
-    "source": "2019 https://journal.uptimeinstitute.com/is-pue-actually-going-up/"
-  }
-}