fix: patch jspm

Author: bennypowers

patches/@jspm+generator+2.6.2.patch

@@ -1,5 +1,5 @@
 diff --git a/node_modules/@jspm/generator/dist/generator-c35f6b68.js b/node_modules/@jspm/generator/dist/generator-c35f6b68.js
-index 58dba40..c41f755 100644
+index 58dba40..845639f 100644
 --- a/node_modules/@jspm/generator/dist/generator-c35f6b68.js
 +++ b/node_modules/@jspm/generator/dist/generator-c35f6b68.js
 @@ -3154,6 +3154,7 @@ provider) {
@@ -38,3 +38,12 @@ index 58dba40..c41f755 100644
          try {
              var entry = await this.resolver.analyze(resolved);
          } catch (e) {
+@@ -4939,7 +4943,7 @@ function createFetchOptions(cache = true, fetchOptions = {}) {
+                 replacer.remove(existingComment.start, existingComment.end, true);
+             }
+         }
+-        replacer.replace(analysis.map.start, analysis.map.end, (comment ? '<!--' + comment + '-->' + newlineTab : '') + esms + '<script type="importmap">' + (whitespace ? newlineTab : '') + JSON.stringify(map, null, whitespace ? 2 : 0).replace(/\n/g, newlineTab) + (whitespace ? newlineTab : '') + '</script>' + preloads + (analysis.map.newScript ? newlineTab : ''));
++        replacer.replace(analysis.map.start, analysis.map.end, (comment ? '<!--' + comment + '-->' + newlineTab : '') + esms + '<script type="importmap">' + (whitespace ? newlineTab : '') + (JSON.stringify(map, null, whitespace ? 2 : 0)?.replace(/\n/g, newlineTab) ?? '') + (whitespace ? newlineTab : '') + '</script>' + preloads + (analysis.map.newScript ? newlineTab : ''));
+         return replacer.source;
+     }
+     async install(install, mode) {