Fix self link issue

Author: jondy

pyarmor/learn/en/how-to.rst

@@ -160,7 +160,7 @@ How to fix issues when executing obfuscated script
               label="Please check error message table to find solution"]
           n4 [style=rounded
               label="Try to add print statement in scripts\nFind the problem lines"]
-          n5 [href="#graph-fix-runtime-crash-issue"
+          n5 [href="how-to.html#graph-fix-runtime-crash-issue"
               label="Please check how to fix crashing issue"]
           n6 [
               href="https://pyarmor.readthedocs.io/en/latest/topic/rftmode.html"
@@ -274,7 +274,7 @@ How to fix issues when executing packed bundle
               href="https://pyinstaller.org/en/stable/usage.html"
               label="Please refer to PyInstaller doc\nMake sure PyInstaller could pack the plain scripts\nAnd the final bundle works in target device"]
           n2 [
-            href="#run-obfuscated-script-issue"
+            href="how-to.html#run-obfuscated-script-issue"
             label="Please check how to fix running obfuscated script issues"]
           n3 [
             href="https://pyarmor.readthedocs.io/en/latest/how-to/third-party.html"

pyarmor/learn/zh/concepts.rst

@@ -128,8 +128,8 @@ Pyarmor 工程
           style="setlinewidth(0)"
 
           std [label="标准型", target="_top", href="https://pyarmor.readthedocs.io/zh/latest/tutorial/getting-started.html"]
-          rft [label="重构型", target="_top", href="concepts.rst#rft-script"]
-          mini [label="迷你型", target="_top", href="./#mini-script"]
+          rft [label="重构型", target="_top", href="concepts.html#rft-script"]
+          mini [label="迷你型", target="_top", href="concepts.html#mini-script"]
       }
 
       edge [style=invis]

pyarmor/learn/zh/how-to.rst

@@ -167,7 +167,7 @@
               label="请参考错误信息表查找相应的解决方案"]
           n4 [style=rounded
               label="请尝试在脚本中增加 print 语句\n找到导致问题出现的语句"]
-          n5 [href="#graph-fix-runtime-crash-issue"
+          n5 [href="how-to.html#graph-fix-runtime-crash-issue"
               target="_top"
               label="请参考运行加密脚本崩溃解决方案"]
           n6 [target="_top"
@@ -286,7 +286,7 @@
               href="https://pyinstaller.org/en/stable/usage.html"
               label="请参阅 PyInstaller 文档\n确保没有加密的脚本能够正确打包"]
           n2 [
-            href="#run-obfuscated-script-issue"
+            href="how-to.html#run-obfuscated-script-issue"
             label="请使用加密脚本运行错误的解决方案"]
           n3 [
             href="https://pyarmor.readthedocs.io/zh/latest/how-to/third-party.html"