chore(l10n): update Chinese (Simplified Han script) translations

Currently translated at 100.0% (129 of 129 strings)

Translation: Fossify/Calculator
Translate-URL: https://hosted.weblate.org/projects/fossify/calculator/zh_Hans/
Via: Weblate

Author: lovenemesis

app/src/main/res/values-zh-rCN/strings.xml

@@ -126,7 +126,7 @@
     <string name="unit_energy_megawatt_hour">兆瓦时</string>
     <string name="unit_energy_electronvolt">电子伏特</string>
     <string name="unit_energy_btu">英制热量单位</string>
-    <string name="unit_energy_therm">thm</string>
+    <string name="unit_energy_therm">热单位</string>
     <string name="unit_energy_foot_pound">英尺磅</string>
     <string name="unit_energy_erg">尔格</string>
 </resources>