fix(接口定义): 修复批量添加特殊数据，添加后没有值的缺陷

--bug=1021677 --user=王孝刚 【接口测试】场景 / 环境变量，批量添加，填写a🅰️a，添加后a没有值
https://www.tapd.cn/55049933/s/1324289

api-test/frontend/src/business/automation/scenario/variable/VariableList.vue

@@ -336,13 +336,13 @@ export default {
         params.forEach((item) => {
           if (item) {
             let line = item.split(/：|:/);
-            let values = item.split(line[0] + ':');
+            let values = item.substr(line[0].length + 1);
             let required = false;
             keyValues.push(
               new KeyValue({
                 name: line[0],
                 required: required,
-                value: values[1],
+                value: values,
                 type: 'CONSTANT',
                 valid: false,
                 file: false,

api-test/frontend/src/business/definition/components/basis/BatchAddParameterButton.vue

@@ -19,7 +19,7 @@ export default {
         let keyValues = [];
         params.forEach((item) => {
           let line = item.split(/:|：/);
-          let values = item.split(line[0] + ':');
+          let values = item.substr(line[0].length + 1);
           let required = false;
           if (line[1] === '必填' || line[1] === 'Required' || line[1] === 'true') {
             required = true;
@@ -28,8 +28,7 @@ export default {
             new KeyValue({
               name: line[0],
               required: required,
-              value: values[1],
-              description: line[3],
+              value: values,
               type: 'text',
               valid: false,
               file: false,

api-test/frontend/src/business/definition/components/request/http/ApiHttpRequestForm.vue

@@ -512,14 +512,14 @@ export default {
         params.forEach((item) => {
           if (item) {
             let line = item.split(/：|:/);
-            let values = item.split(line[0] + ':');
+            let values = item.substr(line[0].length +1);
 
             let required = false;
             keyValues.push(
               new KeyValue({
                 name: line[0],
                 required: required,
-                value: values[1],
+                value: values,
                 type: 'text',
                 valid: false,
                 file: false,

framework/sdk-parent/frontend/src/components/environment/EnvironmentHttpConfig.vue

@@ -474,12 +474,12 @@ export default {
       params.forEach(item => {
         if (item) {
           let line = item.split(/：|:/);
-          let values = item.split(line[0] + ":");
+          let values = item.substr(line[0].length + 1);
           let required = false;
           keyValues.push(new KeyValue({
             name: line[0],
             required: required,
-            value: values[1],
+            value: values,
             type: "text",
             valid: false,
             file: false,

framework/sdk-parent/frontend/src/components/environment/commons/ApiScenarioVariables.vue

@@ -403,13 +403,13 @@ export default {
       params.forEach((item) => {
         if (item) {
           let line = item.split(/：|:/);
-          let values = item.split(line[0] + ":");
+          let values = item.substr(line[0].length + 1);
           let required = false;
           keyValues.push(
             new KeyValue({
               name: line[0],
               required: required,
-              value: values[1],
+              value: values,
               type: "CONSTANT",
               valid: false,
               file: false,