Add cmd:bash as a requirement for Haiku packages.

* suggested by Augustin.

src/data/package_infos/arm/haiku

@@ -172,6 +172,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libfreetype
 	lib:libgcc_s
 	lib:libicudata

src/data/package_infos/m68k/haiku

@@ -172,6 +172,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libfreetype
 	lib:libgcc_s
 #ifdef HAIKU_REGULAR_BUILD

src/data/package_infos/ppc/haiku

@@ -172,6 +172,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libfreetype
 	lib:libgcc_s
 	lib:libicudata

src/data/package_infos/x86/haiku

@@ -172,6 +172,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libcurl
 	lib:libfreetype
 	lib:libgcc_s

src/data/package_infos/x86_64/haiku

@@ -171,6 +171,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libcurl
 	lib:libgcc_s
 	lib:libfreetype

src/data/package_infos/x86_gcc2/haiku

@@ -173,6 +173,9 @@ provides {
 }
 
 requires {
+#ifndef HAIKU_BOOTSTRAP_BUILD
+	cmd:bash
+#endif
 	lib:libcurl
 	lib:libfreetype
 	lib:libicudata